215569535

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{113}}^1\times {\mathrm{467}}^1$

素因数の和:647

約数の個数: 32

約数和(自身を含む): 281698560

約数和(自身を除く): 66129025

約数列:

[1, 5, 19, 43, 95, 113, 215, 467, 565, 817, 2147, 2335, 4085, 4859, 8873, 10735, 20081, 24295, 44365, 52771, 92321, 100405, 263855, 381539, 461605, 1002649, 1907695, 2269153, 5013245, 11345765, 43113907, 215569535]

約数ペア:

[(1, 215569535), (5, 43113907), (19, 11345765), (43, 5013245), (95, 2269153), (113, 1907695), (215, 1002649), (467, 461605), (565, 381539), (817, 263855), (2147, 100405), (2335, 92321), (4085, 52771), (4859, 44365), (8873, 24295), (10735, 20081)]