211009858

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{43}}^1\times {\mathrm{61}}^1\times {\mathrm{73}}^1$

素因数の和:227

約数の個数: 64

約数和(自身を含む): 363369600

約数和(自身を除く): 152359742

約数列:

[1, 2, 19, 29, 38, 43, 58, 61, 73, 86, 122, 146, 551, 817, 1102, 1159, 1247, 1387, 1634, 1769, 2117, 2318, 2494, 2623, 2774, 3139, 3538, 4234, 4453, 5246, 6278, 8906, 23693, 33611, 40223, 47386, 49837, 59641, 67222, 76067, 80446, 84607, 91031, 99674, 119282, 129137, 152134, 169214, 182062, 191479, 258274, 382958, 1445273, 1729589, 2453603, 2890546, 3459178, 3638101, 4907206, 5552891, 7276202, 11105782, 105504929, 211009858]

約数ペア:

[(1, 211009858), (2, 105504929), (19, 11105782), (29, 7276202), (38, 5552891), (43, 4907206), (58, 3638101), (61, 3459178), (73, 2890546), (86, 2453603), (122, 1729589), (146, 1445273), (551, 382958), (817, 258274), (1102, 191479), (1159, 182062), (1247, 169214), (1387, 152134), (1634, 129137), (1769, 119282), (2117, 99674), (2318, 91031), (2494, 84607), (2623, 80446), (2774, 76067), (3139, 67222), (3538, 59641), (4234, 49837), (4453, 47386), (5246, 40223), (6278, 33611), (8906, 23693)]