218361285

素因数分解:

$3^3\times 5^1\times {\mathrm{41}}^1\times {\mathrm{39451}}^1$

素因数の和:39506

約数の個数: 32

約数和(自身を含む): 397676160

約数和(自身を除く): 179314875

約数列:

[1, 3, 5, 9, 15, 27, 41, 45, 123, 135, 205, 369, 615, 1107, 1845, 5535, 39451, 118353, 197255, 355059, 591765, 1065177, 1617491, 1775295, 4852473, 5325885, 8087455, 14557419, 24262365, 43672257, 72787095, 218361285]

約数ペア:

[(1, 218361285), (3, 72787095), (5, 43672257), (9, 24262365), (15, 14557419), (27, 8087455), (41, 5325885), (45, 4852473), (123, 1775295), (135, 1617491), (205, 1065177), (369, 591765), (615, 355059), (1107, 197255), (1845, 118353), (5535, 39451)]