66647515

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{211}}^1\times {\mathrm{5743}}^1$

素因数の和:5970

約数の個数: 16

約数和(自身を含む): 87676416

約数和(自身を除く): 21028901

約数列:

[1, 5, 11, 55, 211, 1055, 2321, 5743, 11605, 28715, 63173, 315865, 1211773, 6058865, 13329503, 66647515]

約数ペア:

[(1, 66647515), (5, 13329503), (11, 6058865), (55, 1211773), (211, 315865), (1055, 63173), (2321, 28715), (5743, 11605)]