28127676

素因数分解:

$2^2\times 3^1\times {\mathrm{19}}^2\times {\mathrm{43}}^1\times {\mathrm{151}}^1$

素因数の和:239

約数の個数: 72

約数和(自身を含む): 71347584

約数和(自身を除く): 43219908

約数列:

[1, 2, 3, 4, 6, 12, 19, 38, 43, 57, 76, 86, 114, 129, 151, 172, 228, 258, 302, 361, 453, 516, 604, 722, 817, 906, 1083, 1444, 1634, 1812, 2166, 2451, 2869, 3268, 4332, 4902, 5738, 6493, 8607, 9804, 11476, 12986, 15523, 17214, 19479, 25972, 31046, 34428, 38958, 46569, 54511, 62092, 77916, 93138, 109022, 123367, 163533, 186276, 218044, 246734, 327066, 370101, 493468, 654132, 740202, 1480404, 2343973, 4687946, 7031919, 9375892, 14063838, 28127676]

約数ペア:

[(1, 28127676), (2, 14063838), (3, 9375892), (4, 7031919), (6, 4687946), (12, 2343973), (19, 1480404), (38, 740202), (43, 654132), (57, 493468), (76, 370101), (86, 327066), (114, 246734), (129, 218044), (151, 186276), (172, 163533), (228, 123367), (258, 109022), (302, 93138), (361, 77916), (453, 62092), (516, 54511), (604, 46569), (722, 38958), (817, 34428), (906, 31046), (1083, 25972), (1444, 19479), (1634, 17214), (1812, 15523), (2166, 12986), (2451, 11476), (2869, 9804), (3268, 8607), (4332, 6493), (4902, 5738)]