121562142

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{61}}^1\times {\mathrm{881}}^1$

素因数の和:989

約数の個数: 64

約数和(自身を含む): 275607360

約数和(自身を除く): 154045218

約数列:

[1, 2, 3, 6, 13, 26, 29, 39, 58, 61, 78, 87, 122, 174, 183, 366, 377, 754, 793, 881, 1131, 1586, 1762, 1769, 2262, 2379, 2643, 3538, 4758, 5286, 5307, 10614, 11453, 22906, 22997, 25549, 34359, 45994, 51098, 53741, 68718, 68991, 76647, 107482, 137982, 153294, 161223, 322446, 332137, 664274, 698633, 996411, 1397266, 1558489, 1992822, 2095899, 3116978, 4191798, 4675467, 9350934, 20260357, 40520714, 60781071, 121562142]

約数ペア:

[(1, 121562142), (2, 60781071), (3, 40520714), (6, 20260357), (13, 9350934), (26, 4675467), (29, 4191798), (39, 3116978), (58, 2095899), (61, 1992822), (78, 1558489), (87, 1397266), (122, 996411), (174, 698633), (183, 664274), (366, 332137), (377, 322446), (754, 161223), (793, 153294), (881, 137982), (1131, 107482), (1586, 76647), (1762, 68991), (1769, 68718), (2262, 53741), (2379, 51098), (2643, 45994), (3538, 34359), (4758, 25549), (5286, 22997), (5307, 22906), (10614, 11453)]