87235983

素因数分解:

$3^2\times {\mathrm{137}}^1\times {\mathrm{139}}^1\times {\mathrm{509}}^1$

素因数の和:791

約数の個数: 24

約数和(自身を含む): 128091600

約数和(自身を除く): 40855617

約数列:

[1, 3, 9, 137, 139, 411, 417, 509, 1233, 1251, 1527, 4581, 19043, 57129, 69733, 70751, 171387, 209199, 212253, 627597, 636759, 9692887, 29078661, 87235983]

約数ペア:

[(1, 87235983), (3, 29078661), (9, 9692887), (137, 636759), (139, 627597), (411, 212253), (417, 209199), (509, 171387), (1233, 70751), (1251, 69733), (1527, 57129), (4581, 19043)]