208048428

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{661}}^1\times {\mathrm{1249}}^1$

素因数の和:1927

約数の個数: 72

約数和(自身を含む): 602420000

約数和(自身を除く): 394371572

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 63, 84, 126, 252, 661, 1249, 1322, 1983, 2498, 2644, 3747, 3966, 4627, 4996, 5949, 7494, 7932, 8743, 9254, 11241, 11898, 13881, 14988, 17486, 18508, 22482, 23796, 26229, 27762, 34972, 41643, 44964, 52458, 55524, 78687, 83286, 104916, 157374, 166572, 314748, 825589, 1651178, 2476767, 3302356, 4953534, 5779123, 7430301, 9907068, 11558246, 14860602, 17337369, 23116492, 29721204, 34674738, 52012107, 69349476, 104024214, 208048428]

約数ペア:

[(1, 208048428), (2, 104024214), (3, 69349476), (4, 52012107), (6, 34674738), (7, 29721204), (9, 23116492), (12, 17337369), (14, 14860602), (18, 11558246), (21, 9907068), (28, 7430301), (36, 5779123), (42, 4953534), (63, 3302356), (84, 2476767), (126, 1651178), (252, 825589), (661, 314748), (1249, 166572), (1322, 157374), (1983, 104916), (2498, 83286), (2644, 78687), (3747, 55524), (3966, 52458), (4627, 44964), (4996, 41643), (5949, 34972), (7494, 27762), (7932, 26229), (8743, 23796), (9254, 22482), (11241, 18508), (11898, 17486), (13881, 14988)]