1251656

素因数分解:

$2^3\times 7^2\times {\mathrm{31}}^1\times {\mathrm{103}}^1$

素因数の和:154

約数の個数: 48

約数和(自身を含む): 2845440

約数和(自身を除く): 1593784

約数列:

[1, 2, 4, 7, 8, 14, 28, 31, 49, 56, 62, 98, 103, 124, 196, 206, 217, 248, 392, 412, 434, 721, 824, 868, 1442, 1519, 1736, 2884, 3038, 3193, 5047, 5768, 6076, 6386, 10094, 12152, 12772, 20188, 22351, 25544, 40376, 44702, 89404, 156457, 178808, 312914, 625828, 1251656]

約数ペア:

[(1, 1251656), (2, 625828), (4, 312914), (7, 178808), (8, 156457), (14, 89404), (28, 44702), (31, 40376), (49, 25544), (56, 22351), (62, 20188), (98, 12772), (103, 12152), (124, 10094), (196, 6386), (206, 6076), (217, 5768), (248, 5047), (392, 3193), (412, 3038), (434, 2884), (721, 1736), (824, 1519), (868, 1442)]