68897556

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{21031}}^1$

素因数の和:21061

約数の個数: 72

約数和(自身を含む): 214358144

約数和(自身を除く): 145460588

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 13, 14, 18, 21, 26, 28, 36, 39, 42, 52, 63, 78, 84, 91, 117, 126, 156, 182, 234, 252, 273, 364, 468, 546, 819, 1092, 1638, 3276, 21031, 42062, 63093, 84124, 126186, 147217, 189279, 252372, 273403, 294434, 378558, 441651, 546806, 588868, 757116, 820209, 883302, 1093612, 1324953, 1640418, 1766604, 1913821, 2460627, 2649906, 3280836, 3827642, 4921254, 5299812, 5741463, 7655284, 9842508, 11482926, 17224389, 22965852, 34448778, 68897556]

約数ペア:

[(1, 68897556), (2, 34448778), (3, 22965852), (4, 17224389), (6, 11482926), (7, 9842508), (9, 7655284), (12, 5741463), (13, 5299812), (14, 4921254), (18, 3827642), (21, 3280836), (26, 2649906), (28, 2460627), (36, 1913821), (39, 1766604), (42, 1640418), (52, 1324953), (63, 1093612), (78, 883302), (84, 820209), (91, 757116), (117, 588868), (126, 546806), (156, 441651), (182, 378558), (234, 294434), (252, 273403), (273, 252372), (364, 189279), (468, 147217), (546, 126186), (819, 84124), (1092, 63093), (1638, 42062), (3276, 21031)]