4138756972

素因数分解:

$2^2\times 7^2\times {\mathrm{41}}^1\times {\mathrm{353}}^1\times {\mathrm{1459}}^1$

素因数の和:1871

約数の個数: 72

約数和(自身を含む): 8661204720

約数和(自身を除く): 4522447748

約数列:

[1, 2, 4, 7, 14, 28, 41, 49, 82, 98, 164, 196, 287, 353, 574, 706, 1148, 1412, 1459, 2009, 2471, 2918, 4018, 4942, 5836, 8036, 9884, 10213, 14473, 17297, 20426, 28946, 34594, 40852, 57892, 59819, 69188, 71491, 101311, 119638, 142982, 202622, 239276, 285964, 405244, 418733, 515027, 709177, 837466, 1030054, 1418354, 1674932, 2060108, 2836708, 2931131, 3605189, 5862262, 7210378, 11724524, 14420756, 21116107, 25236323, 42232214, 50472646, 84464428, 100945292, 147812749, 295625498, 591250996, 1034689243, 2069378486, 4138756972]

約数ペア:

[(1, 4138756972), (2, 2069378486), (4, 1034689243), (7, 591250996), (14, 295625498), (28, 147812749), (41, 100945292), (49, 84464428), (82, 50472646), (98, 42232214), (164, 25236323), (196, 21116107), (287, 14420756), (353, 11724524), (574, 7210378), (706, 5862262), (1148, 3605189), (1412, 2931131), (1459, 2836708), (2009, 2060108), (2471, 1674932), (2918, 1418354), (4018, 1030054), (4942, 837466), (5836, 709177), (8036, 515027), (9884, 418733), (10213, 405244), (14473, 285964), (17297, 239276), (20426, 202622), (28946, 142982), (34594, 119638), (40852, 101311), (57892, 71491), (59819, 69188)]