28494856

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{71}}^1\times {\mathrm{227}}^1$

素因数の和:334

約数の個数: 64

約数和(自身を含む): 62052480

約数和(自身を除く): 33557624

約数列:

[1, 2, 4, 8, 13, 17, 26, 34, 52, 68, 71, 104, 136, 142, 221, 227, 284, 442, 454, 568, 884, 908, 923, 1207, 1768, 1816, 1846, 2414, 2951, 3692, 3859, 4828, 5902, 7384, 7718, 9656, 11804, 15436, 15691, 16117, 23608, 30872, 31382, 32234, 50167, 62764, 64468, 100334, 125528, 128936, 200668, 209521, 273989, 401336, 419042, 547978, 838084, 1095956, 1676168, 2191912, 3561857, 7123714, 14247428, 28494856]

約数ペア:

[(1, 28494856), (2, 14247428), (4, 7123714), (8, 3561857), (13, 2191912), (17, 1676168), (26, 1095956), (34, 838084), (52, 547978), (68, 419042), (71, 401336), (104, 273989), (136, 209521), (142, 200668), (221, 128936), (227, 125528), (284, 100334), (442, 64468), (454, 62764), (568, 50167), (884, 32234), (908, 31382), (923, 30872), (1207, 23608), (1768, 16117), (1816, 15691), (1846, 15436), (2414, 11804), (2951, 9656), (3692, 7718), (3859, 7384), (4828, 5902)]