77077978

素因数分解:

$2^1\times {\mathrm{113}}^1\times {\mathrm{239}}^1\times {\mathrm{1427}}^1$

素因数の和:1781

約数の個数: 16

約数和(自身を含む): 117210240

約数和(自身を除く): 40132262

約数列:

[1, 2, 113, 226, 239, 478, 1427, 2854, 27007, 54014, 161251, 322502, 341053, 682106, 38538989, 77077978]

約数ペア:

[(1, 77077978), (2, 38538989), (113, 682106), (226, 341053), (239, 322502), (478, 161251), (1427, 54014), (2854, 27007)]