1218842690

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{9375713}}^1$

素因数の和:9375733

約数の個数: 16

約数和(自身を含む): 2362679928

約数和(自身を除く): 1143837238

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 9375713, 18751426, 46878565, 93757130, 121884269, 243768538, 609421345, 1218842690]

約数ペア:

[(1, 1218842690), (2, 609421345), (5, 243768538), (10, 121884269), (13, 93757130), (26, 46878565), (65, 18751426), (130, 9375713)]