31820853

素因数分解:

$3^1\times {\mathrm{137}}^1\times {\mathrm{139}}^1\times {\mathrm{557}}^1$

素因数の和:836

約数の個数: 16

約数和(自身を含む): 43122240

約数和(自身を除く): 11301387

約数列:

[1, 3, 137, 139, 411, 417, 557, 1671, 19043, 57129, 76309, 77423, 228927, 232269, 10606951, 31820853]

約数ペア:

[(1, 31820853), (3, 10606951), (137, 232269), (139, 228927), (411, 77423), (417, 76309), (557, 57129), (1671, 19043)]