161920121

素因数分解:

${\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{677}}^1\times {\mathrm{1279}}^1$

素因数の和:1984

約数の個数: 16

約数和(自身を含む): 187453440

約数和(自身を除く): 25533319

約数列:

[1, 11, 17, 187, 677, 1279, 7447, 11509, 14069, 21743, 126599, 239173, 865883, 9524713, 14720011, 161920121]

約数ペア:

[(1, 161920121), (11, 14720011), (17, 9524713), (187, 865883), (677, 239173), (1279, 126599), (7447, 21743), (11509, 14069)]