12645724

素因数分解:

$2^2\times 7^3\times {\mathrm{13}}^1\times {\mathrm{709}}^1$

素因数の和:747

約数の個数: 48

約数和(自身を含む): 27832000

約数和(自身を除く): 15186276

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 49, 52, 91, 98, 182, 196, 343, 364, 637, 686, 709, 1274, 1372, 1418, 2548, 2836, 4459, 4963, 8918, 9217, 9926, 17836, 18434, 19852, 34741, 36868, 64519, 69482, 129038, 138964, 243187, 258076, 451633, 486374, 903266, 972748, 1806532, 3161431, 6322862, 12645724]

約数ペア:

[(1, 12645724), (2, 6322862), (4, 3161431), (7, 1806532), (13, 972748), (14, 903266), (26, 486374), (28, 451633), (49, 258076), (52, 243187), (91, 138964), (98, 129038), (182, 69482), (196, 64519), (343, 36868), (364, 34741), (637, 19852), (686, 18434), (709, 17836), (1274, 9926), (1372, 9217), (1418, 8918), (2548, 4963), (2836, 4459)]