645822495

素因数分解:

$3^2\times 5^1\times {\mathrm{139}}^1\times {\mathrm{223}}^1\times {\mathrm{463}}^1$

素因数の和:836

約数の個数: 48

約数和(自身を含む): 1134981120

約数和(自身を除く): 489158625

約数列:

[1, 3, 5, 9, 15, 45, 139, 223, 417, 463, 669, 695, 1115, 1251, 1389, 2007, 2085, 2315, 3345, 4167, 6255, 6945, 10035, 20835, 30997, 64357, 92991, 103249, 154985, 193071, 278973, 309747, 321785, 464955, 516245, 579213, 929241, 965355, 1394865, 1548735, 2896065, 4646205, 14351611, 43054833, 71758055, 129164499, 215274165, 645822495]

約数ペア:

[(1, 645822495), (3, 215274165), (5, 129164499), (9, 71758055), (15, 43054833), (45, 14351611), (139, 4646205), (223, 2896065), (417, 1548735), (463, 1394865), (669, 965355), (695, 929241), (1115, 579213), (1251, 516245), (1389, 464955), (2007, 321785), (2085, 309747), (2315, 278973), (3345, 193071), (4167, 154985), (6255, 103249), (6945, 92991), (10035, 64357), (20835, 30997)]