1390394878

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{1361}}^1\times {\mathrm{30047}}^1$

素因数の和:31427

約数の個数: 16

約数和(自身を含む): 2209970304

約数和(自身を除く): 819575426

約数列:

[1, 2, 17, 34, 1361, 2722, 23137, 30047, 46274, 60094, 510799, 1021598, 40893967, 81787934, 695197439, 1390394878]

約数ペア:

[(1, 1390394878), (2, 695197439), (17, 81787934), (34, 40893967), (1361, 1021598), (2722, 510799), (23137, 60094), (30047, 46274)]