30019995

素因数分解:

$3^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{53}}^1\times {\mathrm{307}}^1$

素因数の和:412

約数の個数: 48

約数和(自身を含む): 54486432

約数和(自身を除く): 24466437

約数列:

[1, 3, 5, 9, 15, 41, 45, 53, 123, 159, 205, 265, 307, 369, 477, 615, 795, 921, 1535, 1845, 2173, 2385, 2763, 4605, 6519, 10865, 12587, 13815, 16271, 19557, 32595, 37761, 48813, 62935, 81355, 97785, 113283, 146439, 188805, 244065, 566415, 667111, 732195, 2001333, 3335555, 6003999, 10006665, 30019995]

約数ペア:

[(1, 30019995), (3, 10006665), (5, 6003999), (9, 3335555), (15, 2001333), (41, 732195), (45, 667111), (53, 566415), (123, 244065), (159, 188805), (205, 146439), (265, 113283), (307, 97785), (369, 81355), (477, 62935), (615, 48813), (795, 37761), (921, 32595), (1535, 19557), (1845, 16271), (2173, 13815), (2385, 12587), (2763, 10865), (4605, 6519)]