74982257

素因数分解:

$7^1\times {\mathrm{17}}^1\times {\mathrm{641}}^1\times {\mathrm{983}}^1$

素因数の和:1648

約数の個数: 16

約数和(自身を含む): 90968832

約数和(自身を除く): 15986575

約数列:

[1, 7, 17, 119, 641, 983, 4487, 6881, 10897, 16711, 76279, 116977, 630103, 4410721, 10711751, 74982257]

約数ペア:

[(1, 74982257), (7, 10711751), (17, 4410721), (119, 630103), (641, 116977), (983, 76279), (4487, 16711), (6881, 10897)]