218932415

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{113}}^1\times {\mathrm{727}}^1$

素因数の和:899

約数の個数: 32

約数和(自身を含む): 292795776

約数和(自身を除く): 73863361

約数列:

[1, 5, 13, 41, 65, 113, 205, 533, 565, 727, 1469, 2665, 3635, 4633, 7345, 9451, 23165, 29807, 47255, 60229, 82151, 149035, 301145, 387491, 410755, 1067963, 1937455, 3368191, 5339815, 16840955, 43786483, 218932415]

約数ペア:

[(1, 218932415), (5, 43786483), (13, 16840955), (41, 5339815), (65, 3368191), (113, 1937455), (205, 1067963), (533, 410755), (565, 387491), (727, 301145), (1469, 149035), (2665, 82151), (3635, 60229), (4633, 47255), (7345, 29807), (9451, 23165)]