128913512

素因数分解:

$2^3\times 7^2\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{617}}^1$

素因数の和:691

約数の個数: 96

約数和(自身を含む): 310693320

約数和(自身を除く): 181779808

約数列:

[1, 2, 4, 7, 8, 13, 14, 26, 28, 41, 49, 52, 56, 82, 91, 98, 104, 164, 182, 196, 287, 328, 364, 392, 533, 574, 617, 637, 728, 1066, 1148, 1234, 1274, 2009, 2132, 2296, 2468, 2548, 3731, 4018, 4264, 4319, 4936, 5096, 7462, 8021, 8036, 8638, 14924, 16042, 16072, 17276, 25297, 26117, 29848, 30233, 32084, 34552, 50594, 52234, 56147, 60466, 64168, 101188, 104468, 112294, 120932, 177079, 202376, 208936, 224588, 241864, 328861, 354158, 393029, 449176, 657722, 708316, 786058, 1239553, 1315444, 1416632, 1572116, 2302027, 2479106, 2630888, 3144232, 4604054, 4958212, 9208108, 9916424, 16114189, 18416216, 32228378, 64456756, 128913512]

約数ペア:

[(1, 128913512), (2, 64456756), (4, 32228378), (7, 18416216), (8, 16114189), (13, 9916424), (14, 9208108), (26, 4958212), (28, 4604054), (41, 3144232), (49, 2630888), (52, 2479106), (56, 2302027), (82, 1572116), (91, 1416632), (98, 1315444), (104, 1239553), (164, 786058), (182, 708316), (196, 657722), (287, 449176), (328, 393029), (364, 354158), (392, 328861), (533, 241864), (574, 224588), (617, 208936), (637, 202376), (728, 177079), (1066, 120932), (1148, 112294), (1234, 104468), (1274, 101188), (2009, 64168), (2132, 60466), (2296, 56147), (2468, 52234), (2548, 50594), (3731, 34552), (4018, 32084), (4264, 30233), (4319, 29848), (4936, 26117), (5096, 25297), (7462, 17276), (8021, 16072), (8036, 16042), (8638, 14924)]