20173548272139

素因数分解:

$3^2\times {\mathrm{29}}^1\times {\mathrm{241}}^1\times {\mathrm{1559}}^1\times {\mathrm{205721}}^1$

素因数の和:207556

約数の個数: 48

約数和(自身を含む): 30289026081600

約数和(自身を除く): 10115477809461

約数列:

[1, 3, 9, 29, 87, 241, 261, 723, 1559, 2169, 4677, 6989, 14031, 20967, 45211, 62901, 135633, 205721, 375719, 406899, 617163, 1127157, 1851489, 3381471, 5965909, 10895851, 17897727, 32687553, 49578761, 53693181, 98062659, 148736283, 320719039, 446208849, 962157117, 1437784069, 2886471351, 4313352207, 9300852131, 12940056621, 27902556393, 77293288399, 83707669179, 231879865197, 695639595591, 2241505363571, 6724516090713, 20173548272139]

約数ペア:

[(1, 20173548272139), (3, 6724516090713), (9, 2241505363571), (29, 695639595591), (87, 231879865197), (241, 83707669179), (261, 77293288399), (723, 27902556393), (1559, 12940056621), (2169, 9300852131), (4677, 4313352207), (6989, 2886471351), (14031, 1437784069), (20967, 962157117), (45211, 446208849), (62901, 320719039), (135633, 148736283), (205721, 98062659), (375719, 53693181), (406899, 49578761), (617163, 32687553), (1127157, 17897727), (1851489, 10895851), (3381471, 5965909)]