71777978

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{79}}^1\times {\mathrm{26723}}^1$

素因数の和:26821

約数の個数: 16

約数和(自身を含む): 115447680

約数和(自身を除く): 43669702

約数列:

[1, 2, 17, 34, 79, 158, 1343, 2686, 26723, 53446, 454291, 908582, 2111117, 4222234, 35888989, 71777978]

約数ペア:

[(1, 71777978), (2, 35888989), (17, 4222234), (34, 2111117), (79, 908582), (158, 454291), (1343, 53446), (2686, 26723)]