90877878

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{109}}^1\times {\mathrm{509}}^1$

素因数の和:646

約数の個数: 96

約数和(自身を含む): 245044800

約数和(自身を除く): 154166922

約数列:

[1, 2, 3, 6, 7, 9, 13, 14, 18, 21, 26, 39, 42, 63, 78, 91, 109, 117, 126, 182, 218, 234, 273, 327, 509, 546, 654, 763, 819, 981, 1018, 1417, 1526, 1527, 1638, 1962, 2289, 2834, 3054, 3563, 4251, 4578, 4581, 6617, 6867, 7126, 8502, 9162, 9919, 10689, 12753, 13234, 13734, 19838, 19851, 21378, 25506, 29757, 32067, 39702, 46319, 55481, 59514, 59553, 64134, 89271, 92638, 110962, 119106, 138957, 166443, 178542, 277914, 332886, 388367, 416871, 499329, 721253, 776734, 833742, 998658, 1165101, 1442506, 2163759, 2330202, 3495303, 4327518, 5048771, 6491277, 6990606, 10097542, 12982554, 15146313, 30292626, 45438939, 90877878]

約数ペア:

[(1, 90877878), (2, 45438939), (3, 30292626), (6, 15146313), (7, 12982554), (9, 10097542), (13, 6990606), (14, 6491277), (18, 5048771), (21, 4327518), (26, 3495303), (39, 2330202), (42, 2163759), (63, 1442506), (78, 1165101), (91, 998658), (109, 833742), (117, 776734), (126, 721253), (182, 499329), (218, 416871), (234, 388367), (273, 332886), (327, 277914), (509, 178542), (546, 166443), (654, 138957), (763, 119106), (819, 110962), (981, 92638), (1018, 89271), (1417, 64134), (1526, 59553), (1527, 59514), (1638, 55481), (1962, 46319), (2289, 39702), (2834, 32067), (3054, 29757), (3563, 25506), (4251, 21378), (4578, 19851), (4581, 19838), (6617, 13734), (6867, 13234), (7126, 12753), (8502, 10689), (9162, 9919)]