39972855

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{359}}^1\times {\mathrm{571}}^1$

素因数の和:951

約数の個数: 32

約数和(自身を含む): 69189120

約数和(自身を除く): 29216265

約数列:

[1, 3, 5, 13, 15, 39, 65, 195, 359, 571, 1077, 1713, 1795, 2855, 4667, 5385, 7423, 8565, 14001, 22269, 23335, 37115, 70005, 111345, 204989, 614967, 1024945, 2664857, 3074835, 7994571, 13324285, 39972855]

約数ペア:

[(1, 39972855), (3, 13324285), (5, 7994571), (13, 3074835), (15, 2664857), (39, 1024945), (65, 614967), (195, 204989), (359, 111345), (571, 70005), (1077, 37115), (1713, 23335), (1795, 22269), (2855, 14001), (4667, 8565), (5385, 7423)]