816404806

素因数分解:

$2^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{1171}}^1\times {\mathrm{2621}}^1$

素因数の和:3820

約数の個数: 32

約数和(自身を含む): 1475032320

約数和(自身を除く): 658627514

約数列:

[1, 2, 7, 14, 19, 38, 133, 266, 1171, 2342, 2621, 5242, 8197, 16394, 18347, 22249, 36694, 44498, 49799, 99598, 155743, 311486, 348593, 697186, 3069191, 6138382, 21484337, 42968674, 58314629, 116629258, 408202403, 816404806]

約数ペア:

[(1, 816404806), (2, 408202403), (7, 116629258), (14, 58314629), (19, 42968674), (38, 21484337), (133, 6138382), (266, 3069191), (1171, 697186), (2342, 348593), (2621, 311486), (5242, 155743), (8197, 99598), (16394, 49799), (18347, 44498), (22249, 36694)]