209969682

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{131}}^1\times {\mathrm{20549}}^1$

素因数の和:20698

約数の個数: 32

約数和(自身を含む): 455716800

約数和(自身を除く): 245747118

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 131, 262, 393, 786, 1703, 3406, 5109, 10218, 20549, 41098, 61647, 123294, 267137, 534274, 801411, 1602822, 2691919, 5383838, 8075757, 16151514, 34994947, 69989894, 104984841, 209969682]

約数ペア:

[(1, 209969682), (2, 104984841), (3, 69989894), (6, 34994947), (13, 16151514), (26, 8075757), (39, 5383838), (78, 2691919), (131, 1602822), (262, 801411), (393, 534274), (786, 267137), (1703, 123294), (3406, 61647), (5109, 41098), (10218, 20549)]