201198747

素因数分解:

$3^1\times {\mathrm{139}}^1\times {\mathrm{563}}^1\times {\mathrm{857}}^1$

素因数の和:1562

約数の個数: 16

約数和(自身を含む): 270990720

約数和(自身を除く): 69791973

約数列:

[1, 3, 139, 417, 563, 857, 1689, 2571, 78257, 119123, 234771, 357369, 482491, 1447473, 67066249, 201198747]

約数ペア:

[(1, 201198747), (3, 67066249), (139, 1447473), (417, 482491), (563, 357369), (857, 234771), (1689, 119123), (2571, 78257)]