211491196

素因数分解:

$2^2\times 7^1\times {\mathrm{149}}^1\times {\mathrm{163}}^1\times {\mathrm{311}}^1$

素因数の和:634

約数の個数: 48

約数和(自身を含む): 429811200

約数和(自身を除く): 218320004

約数列:

[1, 2, 4, 7, 14, 28, 149, 163, 298, 311, 326, 596, 622, 652, 1043, 1141, 1244, 2086, 2177, 2282, 4172, 4354, 4564, 8708, 24287, 46339, 48574, 50693, 92678, 97148, 101386, 170009, 185356, 202772, 324373, 340018, 354851, 648746, 680036, 709702, 1297492, 1419404, 7553257, 15106514, 30213028, 52872799, 105745598, 211491196]

約数ペア:

[(1, 211491196), (2, 105745598), (4, 52872799), (7, 30213028), (14, 15106514), (28, 7553257), (149, 1419404), (163, 1297492), (298, 709702), (311, 680036), (326, 648746), (596, 354851), (622, 340018), (652, 324373), (1043, 202772), (1141, 185356), (1244, 170009), (2086, 101386), (2177, 97148), (2282, 92678), (4172, 50693), (4354, 48574), (4564, 46339), (8708, 24287)]