203208735

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{193}}^1\times {\mathrm{4129}}^1$

素因数の和:4347

約数の個数: 32

約数和(自身を含む): 346127040

約数和(自身を除く): 142918305

約数列:

[1, 3, 5, 15, 17, 51, 85, 193, 255, 579, 965, 2895, 3281, 4129, 9843, 12387, 16405, 20645, 49215, 61935, 70193, 210579, 350965, 796897, 1052895, 2390691, 3984485, 11953455, 13547249, 40641747, 67736245, 203208735]

約数ペア:

[(1, 203208735), (3, 67736245), (5, 40641747), (15, 13547249), (17, 11953455), (51, 3984485), (85, 2390691), (193, 1052895), (255, 796897), (579, 350965), (965, 210579), (2895, 70193), (3281, 61935), (4129, 49215), (9843, 20645), (12387, 16405)]