312987130

素因数分解:

$2^1\times 5^1\times {\mathrm{103}}^1\times {\mathrm{303871}}^1$

素因数の和:303981

約数の個数: 16

約数和(自身を含む): 568848384

約数和(自身を除く): 255861254

約数列:

[1, 2, 5, 10, 103, 206, 515, 1030, 303871, 607742, 1519355, 3038710, 31298713, 62597426, 156493565, 312987130]

約数ペア:

[(1, 312987130), (2, 156493565), (5, 62597426), (10, 31298713), (103, 3038710), (206, 1519355), (515, 607742), (1030, 303871)]