64871997

素因数分解:

$3^1\times {\mathrm{101}}^1\times {\mathrm{347}}^1\times {\mathrm{617}}^1$

素因数の和:1068

約数の個数: 16

約数和(自身を含む): 87746112

約数和(自身を除く): 22874115

約数列:

[1, 3, 101, 303, 347, 617, 1041, 1851, 35047, 62317, 105141, 186951, 214099, 642297, 21623999, 64871997]

約数ペア:

[(1, 64871997), (3, 21623999), (101, 642297), (303, 214099), (347, 186951), (617, 105141), (1041, 62317), (1851, 35047)]