289952008

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{487}}^1\times {\mathrm{3917}}^1$

素因数の和:4429

約数の個数: 32

約数和(自身を含む): 573595200

約数和(自身を除く): 283643192

約数列:

[1, 2, 4, 8, 19, 38, 76, 152, 487, 974, 1948, 3896, 3917, 7834, 9253, 15668, 18506, 31336, 37012, 74024, 74423, 148846, 297692, 595384, 1907579, 3815158, 7630316, 15260632, 36244001, 72488002, 144976004, 289952008]

約数ペア:

[(1, 289952008), (2, 144976004), (4, 72488002), (8, 36244001), (19, 15260632), (38, 7630316), (76, 3815158), (152, 1907579), (487, 595384), (974, 297692), (1948, 148846), (3896, 74423), (3917, 74024), (7834, 37012), (9253, 31336), (15668, 18506)]