13721838

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{197}}^1$

素因数の和:281

約数の個数: 64

約数和(自身を含む): 31933440

約数和(自身を除く): 18211602

約数列:

[1, 2, 3, 6, 13, 19, 26, 38, 39, 47, 57, 78, 94, 114, 141, 197, 247, 282, 394, 494, 591, 611, 741, 893, 1182, 1222, 1482, 1786, 1833, 2561, 2679, 3666, 3743, 5122, 5358, 7486, 7683, 9259, 11229, 11609, 15366, 18518, 22458, 23218, 27777, 34827, 48659, 55554, 69654, 97318, 120367, 145977, 175921, 240734, 291954, 351842, 361101, 527763, 722202, 1055526, 2286973, 4573946, 6860919, 13721838]

約数ペア:

[(1, 13721838), (2, 6860919), (3, 4573946), (6, 2286973), (13, 1055526), (19, 722202), (26, 527763), (38, 361101), (39, 351842), (47, 291954), (57, 240734), (78, 175921), (94, 145977), (114, 120367), (141, 97318), (197, 69654), (247, 55554), (282, 48659), (394, 34827), (494, 27777), (591, 23218), (611, 22458), (741, 18518), (893, 15366), (1182, 11609), (1222, 11229), (1482, 9259), (1786, 7683), (1833, 7486), (2561, 5358), (2679, 5122), (3666, 3743)]