858515984

素因数分解:

$2^4\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{40253}}^1$

素因数の和:40335

約数の個数: 40

約数和(自身を含む): 1757006592

約数和(自身を除く): 898490608

約数列:

[1, 2, 4, 8, 16, 31, 43, 62, 86, 124, 172, 248, 344, 496, 688, 1333, 2666, 5332, 10664, 21328, 40253, 80506, 161012, 322024, 644048, 1247843, 1730879, 2495686, 3461758, 4991372, 6923516, 9982744, 13847032, 19965488, 27694064, 53657249, 107314498, 214628996, 429257992, 858515984]

約数ペア:

[(1, 858515984), (2, 429257992), (4, 214628996), (8, 107314498), (16, 53657249), (31, 27694064), (43, 19965488), (62, 13847032), (86, 9982744), (124, 6923516), (172, 4991372), (248, 3461758), (344, 2495686), (496, 1730879), (688, 1247843), (1333, 644048), (2666, 322024), (5332, 161012), (10664, 80506), (21328, 40253)]