163992728

素因数分解:

$2^3\times {\mathrm{31}}^2\times {\mathrm{83}}^1\times {\mathrm{257}}^1$

素因数の和:408

約数の個数: 48

約数和(自身を含む): 322804440

約数和(自身を除く): 158811712

約数列:

[1, 2, 4, 8, 31, 62, 83, 124, 166, 248, 257, 332, 514, 664, 961, 1028, 1922, 2056, 2573, 3844, 5146, 7688, 7967, 10292, 15934, 20584, 21331, 31868, 42662, 63736, 79763, 85324, 159526, 170648, 246977, 319052, 493954, 638104, 661261, 987908, 1322522, 1975816, 2645044, 5290088, 20499091, 40998182, 81996364, 163992728]

約数ペア:

[(1, 163992728), (2, 81996364), (4, 40998182), (8, 20499091), (31, 5290088), (62, 2645044), (83, 1975816), (124, 1322522), (166, 987908), (248, 661261), (257, 638104), (332, 493954), (514, 319052), (664, 246977), (961, 170648), (1028, 159526), (1922, 85324), (2056, 79763), (2573, 63736), (3844, 42662), (5146, 31868), (7688, 21331), (7967, 20584), (10292, 15934)]