72178478

素因数分解:

$2^1\times {\mathrm{31}}^1\times {\mathrm{239}}^1\times {\mathrm{4871}}^1$

素因数の和:5143

約数の個数: 16

約数和(自身を含む): 112250880

約数和(自身を除く): 40072402

約数列:

[1, 2, 31, 62, 239, 478, 4871, 7409, 9742, 14818, 151001, 302002, 1164169, 2328338, 36089239, 72178478]

約数ペア:

[(1, 72178478), (2, 36089239), (31, 2328338), (62, 1164169), (239, 302002), (478, 151001), (4871, 14818), (7409, 9742)]