205847145

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{673}}^1\times {\mathrm{971}}^1$

素因数の和:1662

約数の個数: 48

約数和(自身を含む): 408799872

約数和(自身を除く): 202952727

約数列:

[1, 3, 5, 7, 9, 15, 21, 35, 45, 63, 105, 315, 673, 971, 2019, 2913, 3365, 4711, 4855, 6057, 6797, 8739, 10095, 14133, 14565, 20391, 23555, 30285, 33985, 42399, 43695, 61173, 70665, 101955, 211995, 305865, 653483, 1960449, 3267415, 4574381, 5881347, 9802245, 13723143, 22871905, 29406735, 41169429, 68615715, 205847145]

約数ペア:

[(1, 205847145), (3, 68615715), (5, 41169429), (7, 29406735), (9, 22871905), (15, 13723143), (21, 9802245), (35, 5881347), (45, 4574381), (63, 3267415), (105, 1960449), (315, 653483), (673, 305865), (971, 211995), (2019, 101955), (2913, 70665), (3365, 61173), (4711, 43695), (4855, 42399), (6057, 33985), (6797, 30285), (8739, 23555), (10095, 20391), (14133, 14565)]