15760017

素因数分解:

$3^2\times 7^2\times {\mathrm{13}}^1\times {\mathrm{2749}}^1$

素因数の和:2782

約数の個数: 36

約数和(自身を含む): 28528500

約数和(自身を除く): 12768483

約数列:

[1, 3, 7, 9, 13, 21, 39, 49, 63, 91, 117, 147, 273, 441, 637, 819, 1911, 2749, 5733, 8247, 19243, 24741, 35737, 57729, 107211, 134701, 173187, 250159, 321633, 404103, 750477, 1212309, 1751113, 2251431, 5253339, 15760017]

約数ペア:

[(1, 15760017), (3, 5253339), (7, 2251431), (9, 1751113), (13, 1212309), (21, 750477), (39, 404103), (49, 321633), (63, 250159), (91, 173187), (117, 134701), (147, 107211), (273, 57729), (441, 35737), (637, 24741), (819, 19243), (1911, 8247), (2749, 5733)]