13979988

素因数分解:

$2^2\times 3^2\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{821}}^1$

素因数の和:885

約数の個数: 72

約数和(自身を含む): 39495456

約数和(自身を除く): 25515468

約数列:

[1, 2, 3, 4, 6, 9, 11, 12, 18, 22, 33, 36, 43, 44, 66, 86, 99, 129, 132, 172, 198, 258, 387, 396, 473, 516, 774, 821, 946, 1419, 1548, 1642, 1892, 2463, 2838, 3284, 4257, 4926, 5676, 7389, 8514, 9031, 9852, 14778, 17028, 18062, 27093, 29556, 35303, 36124, 54186, 70606, 81279, 105909, 108372, 141212, 162558, 211818, 317727, 325116, 388333, 423636, 635454, 776666, 1164999, 1270908, 1553332, 2329998, 3494997, 4659996, 6989994, 13979988]

約数ペア:

[(1, 13979988), (2, 6989994), (3, 4659996), (4, 3494997), (6, 2329998), (9, 1553332), (11, 1270908), (12, 1164999), (18, 776666), (22, 635454), (33, 423636), (36, 388333), (43, 325116), (44, 317727), (66, 211818), (86, 162558), (99, 141212), (129, 108372), (132, 105909), (172, 81279), (198, 70606), (258, 54186), (387, 36124), (396, 35303), (473, 29556), (516, 27093), (774, 18062), (821, 17028), (946, 14778), (1419, 9852), (1548, 9031), (1642, 8514), (1892, 7389), (2463, 5676), (2838, 4926), (3284, 4257)]