156881978

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{103}}^1\times {\mathrm{69233}}^1$

素因数の和:69349

約数の個数: 16

約数和(自身を含む): 259212096

約数和(自身を除く): 102330118

約数列:

[1, 2, 11, 22, 103, 206, 1133, 2266, 69233, 138466, 761563, 1523126, 7130999, 14261998, 78440989, 156881978]

約数ペア:

[(1, 156881978), (2, 78440989), (11, 14261998), (22, 7130999), (103, 1523126), (206, 761563), (1133, 138466), (2266, 69233)]