208935155

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{107}}^1\times {\mathrm{2731}}^1$

素因数の和:2867

約数の個数: 32

約数和(自身を含む): 297416448

約数和(自身を除く): 88481293

約数列:

[1, 5, 11, 13, 55, 65, 107, 143, 535, 715, 1177, 1391, 2731, 5885, 6955, 13655, 15301, 30041, 35503, 76505, 150205, 177515, 292217, 390533, 1461085, 1952665, 3214387, 3798821, 16071935, 18994105, 41787031, 208935155]

約数ペア:

[(1, 208935155), (5, 41787031), (11, 18994105), (13, 16071935), (55, 3798821), (65, 3214387), (107, 1952665), (143, 1461085), (535, 390533), (715, 292217), (1177, 177515), (1391, 150205), (2731, 76505), (5885, 35503), (6955, 30041), (13655, 15301)]