497215138

素因数分解:

$2^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{401}}^1\times {\mathrm{2857}}^1$

素因数の和:3298

約数の個数: 32

約数和(自身を含む): 882367488

約数和(自身を除く): 385152350

約数列:

[1, 2, 7, 14, 31, 62, 217, 401, 434, 802, 2807, 2857, 5614, 5714, 12431, 19999, 24862, 39998, 87017, 88567, 174034, 177134, 619969, 1145657, 1239938, 2291314, 8019599, 16039198, 35515367, 71030734, 248607569, 497215138]

約数ペア:

[(1, 497215138), (2, 248607569), (7, 71030734), (14, 35515367), (31, 16039198), (62, 8019599), (217, 2291314), (401, 1239938), (434, 1145657), (802, 619969), (2807, 177134), (2857, 174034), (5614, 88567), (5714, 87017), (12431, 39998), (19999, 24862)]