1281858110

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{9860447}}^1$

素因数の和:9860467

約数の個数: 16

約数和(自身を含む): 2484832896

約数和(自身を除く): 1202974786

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 9860447, 19720894, 49302235, 98604470, 128185811, 256371622, 640929055, 1281858110]

約数ペア:

[(1, 1281858110), (2, 640929055), (5, 256371622), (10, 128185811), (13, 98604470), (26, 49302235), (65, 19720894), (130, 9860447)]