56707371

素因数分解:

$3^4\times 7^1\times {\mathrm{103}}^1\times {\mathrm{971}}^1$

素因数の和:1093

約数の個数: 40

約数和(自身を含む): 97853184

約数和(自身を除く): 41145813

約数列:

[1, 3, 7, 9, 21, 27, 63, 81, 103, 189, 309, 567, 721, 927, 971, 2163, 2781, 2913, 6489, 6797, 8343, 8739, 19467, 20391, 26217, 58401, 61173, 78651, 100013, 183519, 300039, 550557, 700091, 900117, 2100273, 2700351, 6300819, 8101053, 18902457, 56707371]

約数ペア:

[(1, 56707371), (3, 18902457), (7, 8101053), (9, 6300819), (21, 2700351), (27, 2100273), (63, 900117), (81, 700091), (103, 550557), (189, 300039), (309, 183519), (567, 100013), (721, 78651), (927, 61173), (971, 58401), (2163, 26217), (2781, 20391), (2913, 19467), (6489, 8739), (6797, 8343)]