67850128

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{249449}}^1$

素因数の和:249474

約数の個数: 20

約数和(自身を含む): 139193100

約数和(自身を除く): 71342972

約数列:

[1, 2, 4, 8, 16, 17, 34, 68, 136, 272, 249449, 498898, 997796, 1995592, 3991184, 4240633, 8481266, 16962532, 33925064, 67850128]

約数ペア:

[(1, 67850128), (2, 33925064), (4, 16962532), (8, 8481266), (16, 4240633), (17, 3991184), (34, 1995592), (68, 997796), (136, 498898), (272, 249449)]