191775090

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{491731}}^1$

素因数の和:491754

約数の個数: 32

約数和(自身を含む): 495665856

約数和(自身を除く): 303890766

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 65, 78, 130, 195, 390, 491731, 983462, 1475193, 2458655, 2950386, 4917310, 6392503, 7375965, 12785006, 14751930, 19177509, 31962515, 38355018, 63925030, 95887545, 191775090]

約数ペア:

[(1, 191775090), (2, 95887545), (3, 63925030), (5, 38355018), (6, 31962515), (10, 19177509), (13, 14751930), (15, 12785006), (26, 7375965), (30, 6392503), (39, 4917310), (65, 2950386), (78, 2458655), (130, 1475193), (195, 983462), (390, 491731)]