207905985

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{127}}^1\times {\mathrm{5197}}^1$

素因数の和:5342

約数の個数: 48

約数和(自身を含む): 415174656

約数和(自身を除く): 207268671

約数列:

[1, 3, 5, 7, 9, 15, 21, 35, 45, 63, 105, 127, 315, 381, 635, 889, 1143, 1905, 2667, 4445, 5197, 5715, 8001, 13335, 15591, 25985, 36379, 40005, 46773, 77955, 109137, 181895, 233865, 327411, 545685, 660019, 1637055, 1980057, 3300095, 4620133, 5940171, 9900285, 13860399, 23100665, 29700855, 41581197, 69301995, 207905985]

約数ペア:

[(1, 207905985), (3, 69301995), (5, 41581197), (7, 29700855), (9, 23100665), (15, 13860399), (21, 9900285), (35, 5940171), (45, 4620133), (63, 3300095), (105, 1980057), (127, 1637055), (315, 660019), (381, 545685), (635, 327411), (889, 233865), (1143, 181895), (1905, 109137), (2667, 77955), (4445, 46773), (5197, 40005), (5715, 36379), (8001, 25985), (13335, 15591)]