857557154

素因数分解:

$2^1\times {\mathrm{31}}^1\times {\mathrm{61}}^1\times {\mathrm{197}}^1\times {\mathrm{1151}}^1$

素因数の和:1442

約数の個数: 32

約数和(自身を含む): 1357627392

約数和(自身を除く): 500070238

約数列:

[1, 2, 31, 61, 62, 122, 197, 394, 1151, 1891, 2302, 3782, 6107, 12017, 12214, 24034, 35681, 70211, 71362, 140422, 226747, 372527, 453494, 745054, 2176541, 4353082, 7029157, 13831567, 14058314, 27663134, 428778577, 857557154]

約数ペア:

[(1, 857557154), (2, 428778577), (31, 27663134), (61, 14058314), (62, 13831567), (122, 7029157), (197, 4353082), (394, 2176541), (1151, 745054), (1891, 453494), (2302, 372527), (3782, 226747), (6107, 140422), (12017, 71362), (12214, 70211), (24034, 35681)]