1285205857

素因数分解:

${\mathrm{13}}^1\times {\mathrm{257}}^1\times {\mathrm{313}}^1\times {\mathrm{1229}}^1$

素因数の和:1812

約数の個数: 16

約数和(自身を含む): 1395026640

約数和(自身を除く): 109820783

約数列:

[1, 13, 257, 313, 1229, 3341, 4069, 15977, 80441, 315853, 384677, 1045733, 4106089, 5000801, 98861989, 1285205857]

約数ペア:

[(1, 1285205857), (13, 98861989), (257, 5000801), (313, 4106089), (1229, 1045733), (3341, 384677), (4069, 315853), (15977, 80441)]