1200900995

素因数分解:

$5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{42943}}^1$

素因数の和:43019

約数の個数: 32

約数和(自身を含む): 1780973568

約数和(自身を除く): 580072573

約数列:

[1, 5, 7, 17, 35, 47, 85, 119, 235, 329, 595, 799, 1645, 3995, 5593, 27965, 42943, 214715, 300601, 730031, 1503005, 2018321, 3650155, 5110217, 10091605, 14128247, 25551085, 34311457, 70641235, 171557285, 240180199, 1200900995]

約数ペア:

[(1, 1200900995), (5, 240180199), (7, 171557285), (17, 70641235), (35, 34311457), (47, 25551085), (85, 14128247), (119, 10091605), (235, 5110217), (329, 3650155), (595, 2018321), (799, 1503005), (1645, 730031), (3995, 300601), (5593, 214715), (27965, 42943)]