31125878

素因数分解:

$2^1\times 7^3\times {\mathrm{17}}^2\times {\mathrm{157}}^1$

素因数の和:214

約数の個数: 48

約数和(自身を含む): 58207200

約数和(自身を除く): 27081322

約数列:

[1, 2, 7, 14, 17, 34, 49, 98, 119, 157, 238, 289, 314, 343, 578, 686, 833, 1099, 1666, 2023, 2198, 2669, 4046, 5338, 5831, 7693, 11662, 14161, 15386, 18683, 28322, 37366, 45373, 53851, 90746, 99127, 107702, 130781, 198254, 261562, 317611, 635222, 915467, 1830934, 2223277, 4446554, 15562939, 31125878]

約数ペア:

[(1, 31125878), (2, 15562939), (7, 4446554), (14, 2223277), (17, 1830934), (34, 915467), (49, 635222), (98, 317611), (119, 261562), (157, 198254), (238, 130781), (289, 107702), (314, 99127), (343, 90746), (578, 53851), (686, 45373), (833, 37366), (1099, 28322), (1666, 18683), (2023, 15386), (2198, 14161), (2669, 11662), (4046, 7693), (5338, 5831)]