66647685

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^2\times {\mathrm{61}}^1\times {\mathrm{431}}^1$

素因数の和:526

約数の個数: 48

約数和(自身を含む): 117635328

約数和(自身を除く): 50987643

約数列:

[1, 3, 5, 13, 15, 39, 61, 65, 169, 183, 195, 305, 431, 507, 793, 845, 915, 1293, 2155, 2379, 2535, 3965, 5603, 6465, 10309, 11895, 16809, 26291, 28015, 30927, 51545, 72839, 78873, 84045, 131455, 154635, 218517, 341783, 364195, 394365, 1025349, 1092585, 1708915, 4443179, 5126745, 13329537, 22215895, 66647685]

約数ペア:

[(1, 66647685), (3, 22215895), (5, 13329537), (13, 5126745), (15, 4443179), (39, 1708915), (61, 1092585), (65, 1025349), (169, 394365), (183, 364195), (195, 341783), (305, 218517), (431, 154635), (507, 131455), (793, 84045), (845, 78873), (915, 72839), (1293, 51545), (2155, 30927), (2379, 28015), (2535, 26291), (3965, 16809), (5603, 11895), (6465, 10309)]