208312818

素因数分解:

$2^1\times 3^1\times 7^3\times {\mathrm{101221}}^1$

素因数の和:101247

約数の個数: 32

約数和(自身を含む): 485865600

約数和(自身を除く): 277552782

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 49, 98, 147, 294, 343, 686, 1029, 2058, 101221, 202442, 303663, 607326, 708547, 1417094, 2125641, 4251282, 4959829, 9919658, 14879487, 29758974, 34718803, 69437606, 104156409, 208312818]

約数ペア:

[(1, 208312818), (2, 104156409), (3, 69437606), (6, 34718803), (7, 29758974), (14, 14879487), (21, 9919658), (42, 4959829), (49, 4251282), (98, 2125641), (147, 1417094), (294, 708547), (343, 607326), (686, 303663), (1029, 202442), (2058, 101221)]