394816

素因数分解:

$2^6\times {\mathrm{31}}^1\times {\mathrm{199}}^1$

素因数の和:242

約数の個数: 28

約数和(自身を含む): 812800

約数和(自身を除く): 417984

約数列:

[1, 2, 4, 8, 16, 31, 32, 62, 64, 124, 199, 248, 398, 496, 796, 992, 1592, 1984, 3184, 6169, 6368, 12338, 12736, 24676, 49352, 98704, 197408, 394816]

約数ペア:

[(1, 394816), (2, 197408), (4, 98704), (8, 49352), (16, 24676), (31, 12736), (32, 12338), (62, 6368), (64, 6169), (124, 3184), (199, 1984), (248, 1592), (398, 992), (496, 796)]