390976628

素因数分解:

$2^2\times 7^1\times {\mathrm{137}}^1\times {\mathrm{227}}^1\times {\mathrm{449}}^1$

素因数の和:824

約数の個数: 48

約数和(自身を含む): 792892800

約数和(自身を除く): 401916172

約数列:

[1, 2, 4, 7, 14, 28, 137, 227, 274, 449, 454, 548, 898, 908, 959, 1589, 1796, 1918, 3143, 3178, 3836, 6286, 6356, 12572, 31099, 61513, 62198, 101923, 123026, 124396, 203846, 217693, 246052, 407692, 430591, 435386, 713461, 861182, 870772, 1426922, 1722364, 2853844, 13963451, 27926902, 55853804, 97744157, 195488314, 390976628]

約数ペア:

[(1, 390976628), (2, 195488314), (4, 97744157), (7, 55853804), (14, 27926902), (28, 13963451), (137, 2853844), (227, 1722364), (274, 1426922), (449, 870772), (454, 861182), (548, 713461), (898, 435386), (908, 430591), (959, 407692), (1589, 246052), (1796, 217693), (1918, 203846), (3143, 124396), (3178, 123026), (3836, 101923), (6286, 62198), (6356, 61513), (12572, 31099)]