31460247

素因数分解:

$3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{107}}^1\times {\mathrm{359}}^1$

素因数の和:492

約数の個数: 48

約数和(自身を含む): 56609280

約数和(自身を除く): 25149033

約数列:

[1, 3, 7, 9, 13, 21, 39, 63, 91, 107, 117, 273, 321, 359, 749, 819, 963, 1077, 1391, 2247, 2513, 3231, 4173, 4667, 6741, 7539, 9737, 12519, 14001, 22617, 29211, 32669, 38413, 42003, 87633, 98007, 115239, 268891, 294021, 345717, 499369, 806673, 1498107, 2420019, 3495583, 4494321, 10486749, 31460247]

約数ペア:

[(1, 31460247), (3, 10486749), (7, 4494321), (9, 3495583), (13, 2420019), (21, 1498107), (39, 806673), (63, 499369), (91, 345717), (107, 294021), (117, 268891), (273, 115239), (321, 98007), (359, 87633), (749, 42003), (819, 38413), (963, 32669), (1077, 29211), (1391, 22617), (2247, 14001), (2513, 12519), (3231, 9737), (4173, 7539), (4667, 6741)]