66455816

素因数分解:

$2^3\times 7^1\times {\mathrm{31}}^1\times {\mathrm{38281}}^1$

素因数の和:38325

約数の個数: 32

約数和(自身を含む): 147002880

約数和(自身を除く): 80547064

約数列:

[1, 2, 4, 7, 8, 14, 28, 31, 56, 62, 124, 217, 248, 434, 868, 1736, 38281, 76562, 153124, 267967, 306248, 535934, 1071868, 1186711, 2143736, 2373422, 4746844, 8306977, 9493688, 16613954, 33227908, 66455816]

約数ペア:

[(1, 66455816), (2, 33227908), (4, 16613954), (7, 9493688), (8, 8306977), (14, 4746844), (28, 2373422), (31, 2143736), (56, 1186711), (62, 1071868), (124, 535934), (217, 306248), (248, 267967), (434, 153124), (868, 76562), (1736, 38281)]