646550982

素因数分解:

$2^1\times 3^2\times 7^2\times {\mathrm{11}}^1\times {\mathrm{103}}^1\times {\mathrm{647}}^1$

素因数の和:783

約数の個数: 144

約数和(自身を含む): 1797748992

約数和(自身を除く): 1151198010

約数列:

[1, 2, 3, 6, 7, 9, 11, 14, 18, 21, 22, 33, 42, 49, 63, 66, 77, 98, 99, 103, 126, 147, 154, 198, 206, 231, 294, 309, 441, 462, 539, 618, 647, 693, 721, 882, 927, 1078, 1133, 1294, 1386, 1442, 1617, 1854, 1941, 2163, 2266, 3234, 3399, 3882, 4326, 4529, 4851, 5047, 5823, 6489, 6798, 7117, 7931, 9058, 9702, 10094, 10197, 11646, 12978, 13587, 14234, 15141, 15862, 20394, 21351, 23793, 27174, 30282, 31703, 40761, 42702, 45423, 47586, 49819, 55517, 63406, 64053, 66641, 71379, 81522, 90846, 95109, 99638, 111034, 128106, 133282, 142758, 149457, 166551, 190218, 199923, 285327, 298914, 333102, 348733, 399846, 448371, 466487, 499653, 570654, 599769, 697466, 733051, 896742, 932974, 999306, 1046199, 1199538, 1399461, 1466102, 2092398, 2199153, 2798922, 3138597, 3265409, 4198383, 4398306, 5131357, 6277194, 6530818, 6597459, 8396766, 9796227, 10262714, 13194918, 15394071, 19592454, 29388681, 30788142, 35919499, 46182213, 58777362, 71838998, 92364426, 107758497, 215516994, 323275491, 646550982]

約数ペア:

[(1, 646550982), (2, 323275491), (3, 215516994), (6, 107758497), (7, 92364426), (9, 71838998), (11, 58777362), (14, 46182213), (18, 35919499), (21, 30788142), (22, 29388681), (33, 19592454), (42, 15394071), (49, 13194918), (63, 10262714), (66, 9796227), (77, 8396766), (98, 6597459), (99, 6530818), (103, 6277194), (126, 5131357), (147, 4398306), (154, 4198383), (198, 3265409), (206, 3138597), (231, 2798922), (294, 2199153), (309, 2092398), (441, 1466102), (462, 1399461), (539, 1199538), (618, 1046199), (647, 999306), (693, 932974), (721, 896742), (882, 733051), (927, 697466), (1078, 599769), (1133, 570654), (1294, 499653), (1386, 466487), (1442, 448371), (1617, 399846), (1854, 348733), (1941, 333102), (2163, 298914), (2266, 285327), (3234, 199923), (3399, 190218), (3882, 166551), (4326, 149457), (4529, 142758), (4851, 133282), (5047, 128106), (5823, 111034), (6489, 99638), (6798, 95109), (7117, 90846), (7931, 81522), (9058, 71379), (9702, 66641), (10094, 64053), (10197, 63406), (11646, 55517), (12978, 49819), (13587, 47586), (14234, 45423), (15141, 42702), (15862, 40761), (20394, 31703), (21351, 30282), (23793, 27174)]