200021205

素因数分解:

$3^1\times 5^1\times {\mathrm{53}}^1\times {\mathrm{311}}^1\times {\mathrm{809}}^1$

素因数の和:1181

約数の個数: 32

約数和(自身を含む): 327525120

約数和(自身を除く): 127503915

約数列:

[1, 3, 5, 15, 53, 159, 265, 311, 795, 809, 933, 1555, 2427, 4045, 4665, 12135, 16483, 42877, 49449, 82415, 128631, 214385, 247245, 251599, 643155, 754797, 1257995, 3773985, 13334747, 40004241, 66673735, 200021205]

約数ペア:

[(1, 200021205), (3, 66673735), (5, 40004241), (15, 13334747), (53, 3773985), (159, 1257995), (265, 754797), (311, 643155), (795, 251599), (809, 247245), (933, 214385), (1555, 128631), (2427, 82415), (4045, 49449), (4665, 42877), (12135, 16483)]