31274295

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^4\times {\mathrm{73}}^1$

素因数の和:133

約数の個数: 40

約数和(自身を含む): 54951216

約数和(自身を除く): 23676921

約数列:

[1, 3, 5, 13, 15, 39, 65, 73, 169, 195, 219, 365, 507, 845, 949, 1095, 2197, 2535, 2847, 4745, 6591, 10985, 12337, 14235, 28561, 32955, 37011, 61685, 85683, 142805, 160381, 185055, 428415, 481143, 801905, 2084953, 2405715, 6254859, 10424765, 31274295]

約数ペア:

[(1, 31274295), (3, 10424765), (5, 6254859), (13, 2405715), (15, 2084953), (39, 801905), (65, 481143), (73, 428415), (169, 185055), (195, 160381), (219, 142805), (365, 85683), (507, 61685), (845, 37011), (949, 32955), (1095, 28561), (2197, 14235), (2535, 12337), (2847, 10985), (4745, 6591)]