28734915

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{349}}^1\times {\mathrm{499}}^1$

素因数の和:867

約数の個数: 32

約数和(自身を含む): 50400000

約数和(自身を除く): 21665085

約数列:

[1, 3, 5, 11, 15, 33, 55, 165, 349, 499, 1047, 1497, 1745, 2495, 3839, 5235, 5489, 7485, 11517, 16467, 19195, 27445, 57585, 82335, 174151, 522453, 870755, 1915661, 2612265, 5746983, 9578305, 28734915]

約数ペア:

[(1, 28734915), (3, 9578305), (5, 5746983), (11, 2612265), (15, 1915661), (33, 870755), (55, 522453), (165, 174151), (349, 82335), (499, 57585), (1047, 27445), (1497, 19195), (1745, 16467), (2495, 11517), (3839, 7485), (5235, 5489)]