28029123381

素因数分解:

$3^1\times 7^1\times {\mathrm{491}}^1\times {\mathrm{2718371}}^1$

素因数の和:2718872

約数の個数: 16

約数和(自身を含む): 42798048768

約数和(自身を除く): 14768925387

約数列:

[1, 3, 7, 21, 491, 1473, 3437, 10311, 2718371, 8155113, 19028597, 57085791, 1334720161, 4004160483, 9343041127, 28029123381]

約数ペア:

[(1, 28029123381), (3, 9343041127), (7, 4004160483), (21, 1334720161), (491, 57085791), (1473, 19028597), (3437, 8155113), (10311, 2718371)]