31301109

素因数分解:

$3^2\times 7^1\times {\mathrm{269}}^1\times {\mathrm{1847}}^1$

素因数の和:2129

約数の個数: 24

約数和(自身を含む): 51891840

約数和(自身を除く): 20590731

約数列:

[1, 3, 7, 9, 21, 63, 269, 807, 1847, 1883, 2421, 5541, 5649, 12929, 16623, 16947, 38787, 116361, 496843, 1490529, 3477901, 4471587, 10433703, 31301109]

約数ペア:

[(1, 31301109), (3, 10433703), (7, 4471587), (9, 3477901), (21, 1490529), (63, 496843), (269, 116361), (807, 38787), (1847, 16947), (1883, 16623), (2421, 12929), (5541, 5649)]