28984578

素因数分解:

$2^1\times 3^1\times 7^2\times {\mathrm{311}}^1\times {\mathrm{317}}^1$

素因数の和:647

約数の個数: 48

約数和(自身を含む): 67863744

約数和(自身を除く): 38879166

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 49, 98, 147, 294, 311, 317, 622, 634, 933, 951, 1866, 1902, 2177, 2219, 4354, 4438, 6531, 6657, 13062, 13314, 15239, 15533, 30478, 31066, 45717, 46599, 91434, 93198, 98587, 197174, 295761, 591522, 690109, 1380218, 2070327, 4140654, 4830763, 9661526, 14492289, 28984578]

約数ペア:

[(1, 28984578), (2, 14492289), (3, 9661526), (6, 4830763), (7, 4140654), (14, 2070327), (21, 1380218), (42, 690109), (49, 591522), (98, 295761), (147, 197174), (294, 98587), (311, 93198), (317, 91434), (622, 46599), (634, 45717), (933, 31066), (951, 30478), (1866, 15533), (1902, 15239), (2177, 13314), (2219, 13062), (4354, 6657), (4438, 6531)]