890816

素因数分解:

$2^6\times {\mathrm{31}}^1\times {\mathrm{449}}^1$

素因数の和:492

約数の個数: 28

約数和(自身を含む): 1828800

約数和(自身を除く): 937984

約数列:

[1, 2, 4, 8, 16, 31, 32, 62, 64, 124, 248, 449, 496, 898, 992, 1796, 1984, 3592, 7184, 13919, 14368, 27838, 28736, 55676, 111352, 222704, 445408, 890816]

約数ペア:

[(1, 890816), (2, 445408), (4, 222704), (8, 111352), (16, 55676), (31, 28736), (32, 27838), (62, 14368), (64, 13919), (124, 7184), (248, 3592), (449, 1984), (496, 1796), (898, 992)]