2493205

素因数分解:

$5^1\times {\mathrm{11}}^2\times {\mathrm{13}}^1\times {\mathrm{317}}^1$

素因数の和:357

約数の個数: 24

約数和(自身を含む): 3552696

約数和(自身を除く): 1059491

約数列:

[1, 5, 11, 13, 55, 65, 121, 143, 317, 605, 715, 1573, 1585, 3487, 4121, 7865, 17435, 20605, 38357, 45331, 191785, 226655, 498641, 2493205]

約数ペア:

[(1, 2493205), (5, 498641), (11, 226655), (13, 191785), (55, 45331), (65, 38357), (121, 20605), (143, 17435), (317, 7865), (605, 4121), (715, 3487), (1573, 1585)]