400099406

素因数分解:

$2^1\times 7^2\times {\mathrm{1427}}^1\times {\mathrm{2861}}^1$

素因数の和:4304

約数の個数: 24

約数和(自身を含む): 698866056

約数和(自身を除く): 298766650

約数列:

[1, 2, 7, 14, 49, 98, 1427, 2854, 2861, 5722, 9989, 19978, 20027, 40054, 69923, 139846, 140189, 280378, 4082647, 8165294, 28578529, 57157058, 200049703, 400099406]

約数ペア:

[(1, 400099406), (2, 200049703), (7, 57157058), (14, 28578529), (49, 8165294), (98, 4082647), (1427, 280378), (2854, 140189), (2861, 139846), (5722, 69923), (9989, 40054), (19978, 20027)]