691381158

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{101}}^1\times {\mathrm{149}}^1$

素因数の和:318

約数の個数: 128

約数和(自身を含む): 1645056000

約数和(自身を除く): 953674842

約数列:

[1, 2, 3, 6, 13, 19, 26, 31, 38, 39, 57, 62, 78, 93, 101, 114, 149, 186, 202, 247, 298, 303, 403, 447, 494, 589, 606, 741, 806, 894, 1178, 1209, 1313, 1482, 1767, 1919, 1937, 2418, 2626, 2831, 3131, 3534, 3838, 3874, 3939, 4619, 5662, 5757, 5811, 6262, 7657, 7878, 8493, 9238, 9393, 11514, 11622, 13857, 15049, 15314, 16986, 18786, 22971, 24947, 27714, 30098, 36803, 40703, 45147, 45942, 49894, 59489, 60047, 73606, 74841, 81406, 87761, 90294, 110409, 118978, 120094, 122109, 149682, 175522, 178467, 180141, 195637, 220818, 244218, 263283, 285931, 356934, 360282, 391274, 466519, 526566, 571862, 586911, 773357, 857793, 933038, 1140893, 1173822, 1399557, 1546714, 1715586, 2281786, 2320071, 2799114, 3422679, 3717103, 4640142, 6064747, 6845358, 7434206, 8863861, 11151309, 12129494, 17727722, 18194241, 22302618, 26591583, 36388482, 53183166, 115230193, 230460386, 345690579, 691381158]

約数ペア:

[(1, 691381158), (2, 345690579), (3, 230460386), (6, 115230193), (13, 53183166), (19, 36388482), (26, 26591583), (31, 22302618), (38, 18194241), (39, 17727722), (57, 12129494), (62, 11151309), (78, 8863861), (93, 7434206), (101, 6845358), (114, 6064747), (149, 4640142), (186, 3717103), (202, 3422679), (247, 2799114), (298, 2320071), (303, 2281786), (403, 1715586), (447, 1546714), (494, 1399557), (589, 1173822), (606, 1140893), (741, 933038), (806, 857793), (894, 773357), (1178, 586911), (1209, 571862), (1313, 526566), (1482, 466519), (1767, 391274), (1919, 360282), (1937, 356934), (2418, 285931), (2626, 263283), (2831, 244218), (3131, 220818), (3534, 195637), (3838, 180141), (3874, 178467), (3939, 175522), (4619, 149682), (5662, 122109), (5757, 120094), (5811, 118978), (6262, 110409), (7657, 90294), (7878, 87761), (8493, 81406), (9238, 74841), (9393, 73606), (11514, 60047), (11622, 59489), (13857, 49894), (15049, 45942), (15314, 45147), (16986, 40703), (18786, 36803), (22971, 30098), (24947, 27714)]