397367906

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{307}}^1\times {\mathrm{49783}}^1$

素因数の和:50105

約数の個数: 16

約数和(自身を含む): 644005824

約数和(自身を除く): 246637918

約数列:

[1, 2, 13, 26, 307, 614, 3991, 7982, 49783, 99566, 647179, 1294358, 15283381, 30566762, 198683953, 397367906]

約数ペア:

[(1, 397367906), (2, 198683953), (13, 30566762), (26, 15283381), (307, 1294358), (614, 647179), (3991, 99566), (7982, 49783)]