203418621

素因数分解:

$3^4\times 7^1\times {\mathrm{31}}^1\times {\mathrm{71}}^1\times {\mathrm{163}}^1$

素因数の和:284

約数の個数: 80

約数和(自身を含む): 365764608

約数和(自身を除く): 162345987

約数列:

[1, 3, 7, 9, 21, 27, 31, 63, 71, 81, 93, 163, 189, 213, 217, 279, 489, 497, 567, 639, 651, 837, 1141, 1467, 1491, 1917, 1953, 2201, 2511, 3423, 4401, 4473, 5053, 5751, 5859, 6603, 10269, 11573, 13203, 13419, 15159, 15407, 17577, 19809, 30807, 34719, 35371, 40257, 45477, 46221, 59427, 81011, 92421, 104157, 106113, 136431, 138663, 178281, 243033, 312471, 318339, 358763, 409293, 415989, 729099, 937413, 955017, 1076289, 1247967, 2187297, 2511341, 2865051, 3228867, 6561891, 7534023, 9686601, 22602069, 29059803, 67806207, 203418621]

約数ペア:

[(1, 203418621), (3, 67806207), (7, 29059803), (9, 22602069), (21, 9686601), (27, 7534023), (31, 6561891), (63, 3228867), (71, 2865051), (81, 2511341), (93, 2187297), (163, 1247967), (189, 1076289), (213, 955017), (217, 937413), (279, 729099), (489, 415989), (497, 409293), (567, 358763), (639, 318339), (651, 312471), (837, 243033), (1141, 178281), (1467, 138663), (1491, 136431), (1917, 106113), (1953, 104157), (2201, 92421), (2511, 81011), (3423, 59427), (4401, 46221), (4473, 45477), (5053, 40257), (5751, 35371), (5859, 34719), (6603, 30807), (10269, 19809), (11573, 17577), (13203, 15407), (13419, 15159)]