643573394

素因数分解:

$2^1\times {\mathrm{29}}^1\times {\mathrm{71}}^1\times {\mathrm{131}}^1\times {\mathrm{1193}}^1$

素因数の和:1426

約数の個数: 32

約数和(自身を含む): 1021299840

約数和(自身を除く): 377726446

約数列:

[1, 2, 29, 58, 71, 131, 142, 262, 1193, 2059, 2386, 3799, 4118, 7598, 9301, 18602, 34597, 69194, 84703, 156283, 169406, 269729, 312566, 539458, 2456387, 4532207, 4912774, 9064414, 11096093, 22192186, 321786697, 643573394]

約数ペア:

[(1, 643573394), (2, 321786697), (29, 22192186), (58, 11096093), (71, 9064414), (131, 4912774), (142, 4532207), (262, 2456387), (1193, 539458), (2059, 312566), (2386, 269729), (3799, 169406), (4118, 156283), (7598, 84703), (9301, 69194), (18602, 34597)]