71286735

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^2\times {\mathrm{61}}^1\times {\mathrm{461}}^1$

素因数の和:556

約数の個数: 48

約数和(自身を含む): 125804448

約数和(自身を除く): 54517713

約数列:

[1, 3, 5, 13, 15, 39, 61, 65, 169, 183, 195, 305, 461, 507, 793, 845, 915, 1383, 2305, 2379, 2535, 3965, 5993, 6915, 10309, 11895, 17979, 28121, 29965, 30927, 51545, 77909, 84363, 89895, 140605, 154635, 233727, 365573, 389545, 421815, 1096719, 1168635, 1827865, 4752449, 5483595, 14257347, 23762245, 71286735]

約数ペア:

[(1, 71286735), (3, 23762245), (5, 14257347), (13, 5483595), (15, 4752449), (39, 1827865), (61, 1168635), (65, 1096719), (169, 421815), (183, 389545), (195, 365573), (305, 233727), (461, 154635), (507, 140605), (793, 89895), (845, 84363), (915, 77909), (1383, 51545), (2305, 30927), (2379, 29965), (2535, 28121), (3965, 17979), (5993, 11895), (6915, 10309)]