74628735

素因数分解:

$3^1\times 5^1\times {\mathrm{131}}^1\times {\mathrm{163}}^1\times {\mathrm{233}}^1$

素因数の和:535

約数の個数: 32

約数和(自身を含む): 121575168

約数和(自身を除く): 46946433

約数列:

[1, 3, 5, 15, 131, 163, 233, 393, 489, 655, 699, 815, 1165, 1965, 2445, 3495, 21353, 30523, 37979, 64059, 91569, 106765, 113937, 152615, 189895, 320295, 457845, 569685, 4975249, 14925747, 24876245, 74628735]

約数ペア:

[(1, 74628735), (3, 24876245), (5, 14925747), (15, 4975249), (131, 569685), (163, 457845), (233, 320295), (393, 189895), (489, 152615), (655, 113937), (699, 106765), (815, 91569), (1165, 64059), (1965, 37979), (2445, 30523), (3495, 21353)]