201718504

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{43}}^2\times {\mathrm{1049}}^1$

素因数の和:1154

約数の個数: 48

約数和(自身を含む): 417406500

約数和(自身を除く): 215687996

約数列:

[1, 2, 4, 8, 13, 26, 43, 52, 86, 104, 172, 344, 559, 1049, 1118, 1849, 2098, 2236, 3698, 4196, 4472, 7396, 8392, 13637, 14792, 24037, 27274, 45107, 48074, 54548, 90214, 96148, 109096, 180428, 192296, 360856, 586391, 1172782, 1939601, 2345564, 3879202, 4691128, 7758404, 15516808, 25214813, 50429626, 100859252, 201718504]

約数ペア:

[(1, 201718504), (2, 100859252), (4, 50429626), (8, 25214813), (13, 15516808), (26, 7758404), (43, 4691128), (52, 3879202), (86, 2345564), (104, 1939601), (172, 1172782), (344, 586391), (559, 360856), (1049, 192296), (1118, 180428), (1849, 109096), (2098, 96148), (2236, 90214), (3698, 54548), (4196, 48074), (4472, 45107), (7396, 27274), (8392, 24037), (13637, 14792)]