31371039

素因数分解:

$3^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{16063}}^1$

素因数の和:16107

約数の個数: 24

約数和(自身を含む): 53460992

約数和(自身を除く): 22089953

約数列:

[1, 3, 7, 9, 21, 31, 63, 93, 217, 279, 651, 1953, 16063, 48189, 112441, 144567, 337323, 497953, 1011969, 1493859, 3485671, 4481577, 10457013, 31371039]

約数ペア:

[(1, 31371039), (3, 10457013), (7, 4481577), (9, 3485671), (21, 1493859), (31, 1011969), (63, 497953), (93, 337323), (217, 144567), (279, 112441), (651, 48189), (1953, 16063)]