66251216

素因数分解:

$2^4\times {\mathrm{31}}^1\times {\mathrm{133571}}^1$

素因数の和:133610

約数の個数: 20

約数和(自身を含む): 132503424

約数和(自身を除く): 66252208

約数列:

[1, 2, 4, 8, 16, 31, 62, 124, 248, 496, 133571, 267142, 534284, 1068568, 2137136, 4140701, 8281402, 16562804, 33125608, 66251216]

約数ペア:

[(1, 66251216), (2, 33125608), (4, 16562804), (8, 8281402), (16, 4140701), (31, 2137136), (62, 1068568), (124, 534284), (248, 267142), (496, 133571)]