311922988

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{211}}^1\times {\mathrm{28429}}^1$

素因数の和:28657

約数の個数: 24

約数和(自身を含む): 590661680

約数和(自身を除く): 278738692

約数列:

[1, 2, 4, 13, 26, 52, 211, 422, 844, 2743, 5486, 10972, 28429, 56858, 113716, 369577, 739154, 1478308, 5998519, 11997038, 23994076, 77980747, 155961494, 311922988]

約数ペア:

[(1, 311922988), (2, 155961494), (4, 77980747), (13, 23994076), (26, 11997038), (52, 5998519), (211, 1478308), (422, 739154), (844, 369577), (2743, 113716), (5486, 56858), (10972, 28429)]