70728903

素因数分解:

$3^3\times 7^2\times {\mathrm{193}}^1\times {\mathrm{277}}^1$

素因数の和:493

約数の個数: 48

約数和(自身を含む): 122964960

約数和(自身を除く): 52236057

約数列:

[1, 3, 7, 9, 21, 27, 49, 63, 147, 189, 193, 277, 441, 579, 831, 1323, 1351, 1737, 1939, 2493, 4053, 5211, 5817, 7479, 9457, 12159, 13573, 17451, 28371, 36477, 40719, 52353, 53461, 85113, 122157, 160383, 255339, 366471, 374227, 481149, 1122681, 1443447, 2619589, 3368043, 7858767, 10104129, 23576301, 70728903]

約数ペア:

[(1, 70728903), (3, 23576301), (7, 10104129), (9, 7858767), (21, 3368043), (27, 2619589), (49, 1443447), (63, 1122681), (147, 481149), (189, 374227), (193, 366471), (277, 255339), (441, 160383), (579, 122157), (831, 85113), (1323, 53461), (1351, 52353), (1737, 40719), (1939, 36477), (2493, 28371), (4053, 17451), (5211, 13573), (5817, 12159), (7479, 9457)]