2149259973

素因数分解:

$3^1\times 7^1\times {\mathrm{137}}^1\times {\mathrm{747049}}^1$

素因数の和:747196

約数の個数: 16

約数和(自身を含む): 3298972800

約数和(自身を除く): 1149712827

約数列:

[1, 3, 7, 21, 137, 411, 959, 2877, 747049, 2241147, 5229343, 15688029, 102345713, 307037139, 716419991, 2149259973]

約数ペア:

[(1, 2149259973), (3, 716419991), (7, 307037139), (21, 102345713), (137, 15688029), (411, 5229343), (959, 2241147), (2877, 747049)]