31392795

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{409}}^1$

素因数の和:484

約数の個数: 64

約数和(自身を含む): 62346240

約数和(自身を除く): 30953445

約数列:

[1, 3, 5, 7, 15, 17, 21, 35, 43, 51, 85, 105, 119, 129, 215, 255, 301, 357, 409, 595, 645, 731, 903, 1227, 1505, 1785, 2045, 2193, 2863, 3655, 4515, 5117, 6135, 6953, 8589, 10965, 14315, 15351, 17587, 20859, 25585, 34765, 42945, 48671, 52761, 76755, 87935, 104295, 123109, 146013, 243355, 263805, 298979, 369327, 615545, 730065, 896937, 1494895, 1846635, 2092853, 4484685, 6278559, 10464265, 31392795]

約数ペア:

[(1, 31392795), (3, 10464265), (5, 6278559), (7, 4484685), (15, 2092853), (17, 1846635), (21, 1494895), (35, 896937), (43, 730065), (51, 615545), (85, 369327), (105, 298979), (119, 263805), (129, 243355), (215, 146013), (255, 123109), (301, 104295), (357, 87935), (409, 76755), (595, 52761), (645, 48671), (731, 42945), (903, 34765), (1227, 25585), (1505, 20859), (1785, 17587), (2045, 15351), (2193, 14315), (2863, 10965), (3655, 8589), (4515, 6953), (5117, 6135)]