4720755

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{563}}^1$

素因数の和:627

約数の個数: 32

約数和(自身を含む): 8338176

約数和(自身を除く): 3617421

約数列:

[1, 3, 5, 13, 15, 39, 43, 65, 129, 195, 215, 559, 563, 645, 1677, 1689, 2795, 2815, 7319, 8385, 8445, 21957, 24209, 36595, 72627, 109785, 121045, 314717, 363135, 944151, 1573585, 4720755]

約数ペア:

[(1, 4720755), (3, 1573585), (5, 944151), (13, 363135), (15, 314717), (39, 121045), (43, 109785), (65, 72627), (129, 36595), (195, 24209), (215, 21957), (559, 8445), (563, 8385), (645, 7319), (1677, 2815), (1689, 2795)]