71988705

素因数分解:

$3^2\times 5^1\times {\mathrm{137}}^1\times {\mathrm{11677}}^1$

素因数の和:11825

約数の個数: 24

約数和(自身を含む): 125701992

約数和(自身を除く): 53713287

約数列:

[1, 3, 5, 9, 15, 45, 137, 411, 685, 1233, 2055, 6165, 11677, 35031, 58385, 105093, 175155, 525465, 1599749, 4799247, 7998745, 14397741, 23996235, 71988705]

約数ペア:

[(1, 71988705), (3, 23996235), (5, 14397741), (9, 7998745), (15, 4799247), (45, 1599749), (137, 525465), (411, 175155), (685, 105093), (1233, 58385), (2055, 35031), (6165, 11677)]