4003839

素因数分解:

$3^2\times 7^3\times {\mathrm{1297}}^1$

素因数の和:1324

約数の個数: 24

約数和(自身を含む): 6749600

約数和(自身を除く): 2745761

約数列:

[1, 3, 7, 9, 21, 49, 63, 147, 343, 441, 1029, 1297, 3087, 3891, 9079, 11673, 27237, 63553, 81711, 190659, 444871, 571977, 1334613, 4003839]

約数ペア:

[(1, 4003839), (3, 1334613), (7, 571977), (9, 444871), (21, 190659), (49, 81711), (63, 63553), (147, 27237), (343, 11673), (441, 9079), (1029, 3891), (1297, 3087)]