31280994

素因数分解:

$2^1\times 3^2\times {\mathrm{157}}^1\times {\mathrm{11069}}^1$

素因数の和:11234

約数の個数: 24

約数和(自身を含む): 68213340

約数和(自身を除く): 36932346

約数列:

[1, 2, 3, 6, 9, 18, 157, 314, 471, 942, 1413, 2826, 11069, 22138, 33207, 66414, 99621, 199242, 1737833, 3475666, 5213499, 10426998, 15640497, 31280994]

約数ペア:

[(1, 31280994), (2, 15640497), (3, 10426998), (6, 5213499), (9, 3475666), (18, 1737833), (157, 199242), (314, 99621), (471, 66414), (942, 33207), (1413, 22138), (2826, 11069)]