1387330414

素因数分解:

$2^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{520379}}^1$

素因数の和:520455

約数の個数: 16

約数和(自身を含む): 2198085120

約数和(自身を除く): 810754706

約数列:

[1, 2, 31, 43, 62, 86, 1333, 2666, 520379, 1040758, 16131749, 22376297, 32263498, 44752594, 693665207, 1387330414]

約数ペア:

[(1, 1387330414), (2, 693665207), (31, 44752594), (43, 32263498), (62, 22376297), (86, 16131749), (1333, 1040758), (2666, 520379)]