25379198

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{67}}^1\times {\mathrm{857}}^1$

素因数の和:956

約数の個数: 32

約数和(自身を含む): 44108064

約数和(自身を除く): 18728866

約数列:

[1, 2, 13, 17, 26, 34, 67, 134, 221, 442, 857, 871, 1139, 1714, 1742, 2278, 11141, 14569, 14807, 22282, 29138, 29614, 57419, 114838, 189397, 378794, 746447, 976123, 1492894, 1952246, 12689599, 25379198]

約数ペア:

[(1, 25379198), (2, 12689599), (13, 1952246), (17, 1492894), (26, 976123), (34, 746447), (67, 378794), (134, 189397), (221, 114838), (442, 57419), (857, 29614), (871, 29138), (1139, 22282), (1714, 14807), (1742, 14569), (2278, 11141)]