2120265

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{127}}^1$

素因数の和:198

約数の個数: 48

約数和(自身を含む): 4313088

約数和(自身を除く): 2192823

約数列:

[1, 3, 5, 7, 9, 15, 21, 35, 45, 53, 63, 105, 127, 159, 265, 315, 371, 381, 477, 635, 795, 889, 1113, 1143, 1855, 1905, 2385, 2667, 3339, 4445, 5565, 5715, 6731, 8001, 13335, 16695, 20193, 33655, 40005, 47117, 60579, 100965, 141351, 235585, 302895, 424053, 706755, 2120265]

約数ペア:

[(1, 2120265), (3, 706755), (5, 424053), (7, 302895), (9, 235585), (15, 141351), (21, 100965), (35, 60579), (45, 47117), (53, 40005), (63, 33655), (105, 20193), (127, 16695), (159, 13335), (265, 8001), (315, 6731), (371, 5715), (381, 5565), (477, 4445), (635, 3339), (795, 2667), (889, 2385), (1113, 1905), (1143, 1855)]