258789488

素因数分解:

$2^4\times {\mathrm{31}}^1\times {\mathrm{521753}}^1$

素因数の和:521792

約数の個数: 20

約数和(自身を含む): 517579968

約数和(自身を除く): 258790480

約数列:

[1, 2, 4, 8, 16, 31, 62, 124, 248, 496, 521753, 1043506, 2087012, 4174024, 8348048, 16174343, 32348686, 64697372, 129394744, 258789488]

約数ペア:

[(1, 258789488), (2, 129394744), (4, 64697372), (8, 32348686), (16, 16174343), (31, 8348048), (62, 4174024), (124, 2087012), (248, 1043506), (496, 521753)]