1680200054

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{421}}^1\times {\mathrm{153499}}^1$

素因数の和:153935

約数の個数: 16

約数和(自身を含む): 2720634000

約数和(自身を除く): 1040433946

約数列:

[1, 2, 13, 26, 421, 842, 5473, 10946, 153499, 306998, 1995487, 3990974, 64623079, 129246158, 840100027, 1680200054]

約数ペア:

[(1, 1680200054), (2, 840100027), (13, 129246158), (26, 64623079), (421, 3990974), (842, 1995487), (5473, 306998), (10946, 153499)]