66415881

素因数分解:

$3^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{137507}}^1$

素因数の和:137540

約数の個数: 16

約数和(自身を含む): 105606144

約数和(自身を除く): 39190263

約数列:

[1, 3, 7, 21, 23, 69, 161, 483, 137507, 412521, 962549, 2887647, 3162661, 9487983, 22138627, 66415881]

約数ペア:

[(1, 66415881), (3, 22138627), (7, 9487983), (21, 3162661), (23, 2887647), (69, 962549), (161, 412521), (483, 137507)]