61397217

素因数分解:

$3^3\times 7^1\times {\mathrm{17}}^1\times {\mathrm{97}}^1\times {\mathrm{197}}^1$

素因数の和:327

約数の個数: 64

約数和(自身を含む): 111767040

約数和(自身を除く): 50369823

約数列:

[1, 3, 7, 9, 17, 21, 27, 51, 63, 97, 119, 153, 189, 197, 291, 357, 459, 591, 679, 873, 1071, 1379, 1649, 1773, 2037, 2619, 3213, 3349, 4137, 4947, 5319, 6111, 10047, 11543, 12411, 14841, 18333, 19109, 23443, 30141, 34629, 37233, 44523, 57327, 70329, 90423, 103887, 133763, 171981, 210987, 311661, 324853, 401289, 515943, 632961, 974559, 1203867, 2273971, 2923677, 3611601, 6821913, 8771031, 20465739, 61397217]

約数ペア:

[(1, 61397217), (3, 20465739), (7, 8771031), (9, 6821913), (17, 3611601), (21, 2923677), (27, 2273971), (51, 1203867), (63, 974559), (97, 632961), (119, 515943), (153, 401289), (189, 324853), (197, 311661), (291, 210987), (357, 171981), (459, 133763), (591, 103887), (679, 90423), (873, 70329), (1071, 57327), (1379, 44523), (1649, 37233), (1773, 34629), (2037, 30141), (2619, 23443), (3213, 19109), (3349, 18333), (4137, 14841), (4947, 12411), (5319, 11543), (6111, 10047)]