2280915

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{557}}^1$

素因数の和:588

約数の個数: 48

約数和(自身を含む): 4874688

約数和(自身を除く): 2593773

約数列:

[1, 3, 5, 7, 9, 13, 15, 21, 35, 39, 45, 63, 65, 91, 105, 117, 195, 273, 315, 455, 557, 585, 819, 1365, 1671, 2785, 3899, 4095, 5013, 7241, 8355, 11697, 19495, 21723, 25065, 35091, 36205, 50687, 58485, 65169, 108615, 152061, 175455, 253435, 325845, 456183, 760305, 2280915]

約数ペア:

[(1, 2280915), (3, 760305), (5, 456183), (7, 325845), (9, 253435), (13, 175455), (15, 152061), (21, 108615), (35, 65169), (39, 58485), (45, 50687), (63, 36205), (65, 35091), (91, 25065), (105, 21723), (117, 19495), (195, 11697), (273, 8355), (315, 7241), (455, 5013), (557, 4095), (585, 3899), (819, 2785), (1365, 1671)]