17217460

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{66221}}^1$

素因数の和:66243

約数の個数: 24

約数和(自身を含む): 38938536

約数和(自身を除く): 21721076

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 66221, 132442, 264884, 331105, 662210, 860873, 1324420, 1721746, 3443492, 4304365, 8608730, 17217460]

約数ペア:

[(1, 17217460), (2, 8608730), (4, 4304365), (5, 3443492), (10, 1721746), (13, 1324420), (20, 860873), (26, 662210), (52, 331105), (65, 264884), (130, 132442), (260, 66221)]