90891906

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{2543}}^1$

素因数の和:2615

約数の個数: 64

約数和(自身を含む): 222732288

約数和(自身を除く): 131840382

約数列:

[1, 2, 3, 6, 7, 14, 21, 23, 37, 42, 46, 69, 74, 111, 138, 161, 222, 259, 322, 483, 518, 777, 851, 966, 1554, 1702, 2543, 2553, 5086, 5106, 5957, 7629, 11914, 15258, 17801, 17871, 35602, 35742, 53403, 58489, 94091, 106806, 116978, 175467, 188182, 282273, 350934, 409423, 564546, 658637, 818846, 1228269, 1317274, 1975911, 2164093, 2456538, 3951822, 4328186, 6492279, 12984558, 15148651, 30297302, 45445953, 90891906]

約数ペア:

[(1, 90891906), (2, 45445953), (3, 30297302), (6, 15148651), (7, 12984558), (14, 6492279), (21, 4328186), (23, 3951822), (37, 2456538), (42, 2164093), (46, 1975911), (69, 1317274), (74, 1228269), (111, 818846), (138, 658637), (161, 564546), (222, 409423), (259, 350934), (322, 282273), (483, 188182), (518, 175467), (777, 116978), (851, 106806), (966, 94091), (1554, 58489), (1702, 53403), (2543, 35742), (2553, 35602), (5086, 17871), (5106, 17801), (5957, 15258), (7629, 11914)]