25778214

素因数分解:

$2^1\times 3^2\times 7^2\times {\mathrm{11}}^1\times {\mathrm{2657}}^1$

素因数の和:2690

約数の個数: 72

約数和(自身を含む): 70904808

約数和(自身を除く): 45126594

約数列:

[1, 2, 3, 6, 7, 9, 11, 14, 18, 21, 22, 33, 42, 49, 63, 66, 77, 98, 99, 126, 147, 154, 198, 231, 294, 441, 462, 539, 693, 882, 1078, 1386, 1617, 2657, 3234, 4851, 5314, 7971, 9702, 15942, 18599, 23913, 29227, 37198, 47826, 55797, 58454, 87681, 111594, 130193, 167391, 175362, 204589, 260386, 263043, 334782, 390579, 409178, 526086, 613767, 781158, 1171737, 1227534, 1432123, 1841301, 2343474, 2864246, 3682602, 4296369, 8592738, 12889107, 25778214]

約数ペア:

[(1, 25778214), (2, 12889107), (3, 8592738), (6, 4296369), (7, 3682602), (9, 2864246), (11, 2343474), (14, 1841301), (18, 1432123), (21, 1227534), (22, 1171737), (33, 781158), (42, 613767), (49, 526086), (63, 409178), (66, 390579), (77, 334782), (98, 263043), (99, 260386), (126, 204589), (147, 175362), (154, 167391), (198, 130193), (231, 111594), (294, 87681), (441, 58454), (462, 55797), (539, 47826), (693, 37198), (882, 29227), (1078, 23913), (1386, 18599), (1617, 15942), (2657, 9702), (3234, 7971), (4851, 5314)]