620965917

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{563}}^1\times {\mathrm{857}}^1$

素因数の和:1450

約数の個数: 48

約数和(自身を含む): 1056863808

約数和(自身を除く): 435897891

約数列:

[1, 3, 9, 11, 13, 33, 39, 99, 117, 143, 429, 563, 857, 1287, 1689, 2571, 5067, 6193, 7319, 7713, 9427, 11141, 18579, 21957, 28281, 33423, 55737, 65871, 80509, 84843, 100269, 122551, 241527, 367653, 482491, 724581, 1102959, 1447473, 4342419, 5307401, 6272383, 15922203, 18817149, 47766609, 56451447, 68996213, 206988639, 620965917]

約数ペア:

[(1, 620965917), (3, 206988639), (9, 68996213), (11, 56451447), (13, 47766609), (33, 18817149), (39, 15922203), (99, 6272383), (117, 5307401), (143, 4342419), (429, 1447473), (563, 1102959), (857, 724581), (1287, 482491), (1689, 367653), (2571, 241527), (5067, 122551), (6193, 100269), (7319, 84843), (7713, 80509), (9427, 65871), (11141, 55737), (18579, 33423), (21957, 28281)]