28916685

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{2239}}^1$

素因数の和:2298

約数の個数: 48

約数和(自身を含む): 58705920

約数和(自身を除く): 29789235

約数列:

[1, 3, 5, 7, 9, 15, 21, 35, 41, 45, 63, 105, 123, 205, 287, 315, 369, 615, 861, 1435, 1845, 2239, 2583, 4305, 6717, 11195, 12915, 15673, 20151, 33585, 47019, 78365, 91799, 100755, 141057, 235095, 275397, 458995, 642593, 705285, 826191, 1376985, 1927779, 3212965, 4130955, 5783337, 9638895, 28916685]

約数ペア:

[(1, 28916685), (3, 9638895), (5, 5783337), (7, 4130955), (9, 3212965), (15, 1927779), (21, 1376985), (35, 826191), (41, 705285), (45, 642593), (63, 458995), (105, 275397), (123, 235095), (205, 141057), (287, 100755), (315, 91799), (369, 78365), (615, 47019), (861, 33585), (1435, 20151), (1845, 15673), (2239, 12915), (2583, 11195), (4305, 6717)]