4205985

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{977}}^1$

素因数の和:1033

約数の個数: 32

約数和(自身を含む): 7886592

約数和(自身を除く): 3680607

約数列:

[1, 3, 5, 7, 15, 21, 35, 41, 105, 123, 205, 287, 615, 861, 977, 1435, 2931, 4305, 4885, 6839, 14655, 20517, 34195, 40057, 102585, 120171, 200285, 280399, 600855, 841197, 1401995, 4205985]

約数ペア:

[(1, 4205985), (3, 1401995), (5, 841197), (7, 600855), (15, 280399), (21, 200285), (35, 120171), (41, 102585), (105, 40057), (123, 34195), (205, 20517), (287, 14655), (615, 6839), (861, 4885), (977, 4305), (1435, 2931)]