220171815

素因数分解:

$3^2\times 5^1\times {\mathrm{79}}^1\times {\mathrm{61933}}^1$

素因数の和:62023

約数の個数: 24

約数和(自身を含む): 386468160

約数和(自身を除く): 166296345

約数列:

[1, 3, 5, 9, 15, 45, 79, 237, 395, 711, 1185, 3555, 61933, 185799, 309665, 557397, 928995, 2786985, 4892707, 14678121, 24463535, 44034363, 73390605, 220171815]

約数ペア:

[(1, 220171815), (3, 73390605), (5, 44034363), (9, 24463535), (15, 14678121), (45, 4892707), (79, 2786985), (237, 928995), (395, 557397), (711, 309665), (1185, 185799), (3555, 61933)]