42887865

素因数分解:

$3^1\times 5^1\times {\mathrm{53}}^1\times {\mathrm{73}}^1\times {\mathrm{739}}^1$

素因数の和:873

約数の個数: 32

約数和(自身を含む): 70968960

約数和(自身を除く): 28081095

約数列:

[1, 3, 5, 15, 53, 73, 159, 219, 265, 365, 739, 795, 1095, 2217, 3695, 3869, 11085, 11607, 19345, 39167, 53947, 58035, 117501, 161841, 195835, 269735, 587505, 809205, 2859191, 8577573, 14295955, 42887865]

約数ペア:

[(1, 42887865), (3, 14295955), (5, 8577573), (15, 2859191), (53, 809205), (73, 587505), (159, 269735), (219, 195835), (265, 161841), (365, 117501), (739, 58035), (795, 53947), (1095, 39167), (2217, 19345), (3695, 11607), (3869, 11085)]