31991247

素因数分解:

$3^3\times {\mathrm{439}}^1\times {\mathrm{2699}}^1$

素因数の和:3147

約数の個数: 16

約数和(自身を含む): 47520000

約数和(自身を除く): 15528753

約数列:

[1, 3, 9, 27, 439, 1317, 2699, 3951, 8097, 11853, 24291, 72873, 1184861, 3554583, 10663749, 31991247]

約数ペア:

[(1, 31991247), (3, 10663749), (9, 3554583), (27, 1184861), (439, 72873), (1317, 24291), (2699, 11853), (3951, 8097)]