289193590

素因数分解:

$2^1\times 5^1\times 7^3\times {\mathrm{84313}}^1$

素因数の和:84341

約数の個数: 32

約数和(自身を含む): 607060800

約数和(自身を除く): 317867210

約数列:

[1, 2, 5, 7, 10, 14, 35, 49, 70, 98, 245, 343, 490, 686, 1715, 3430, 84313, 168626, 421565, 590191, 843130, 1180382, 2950955, 4131337, 5901910, 8262674, 20656685, 28919359, 41313370, 57838718, 144596795, 289193590]

約数ペア:

[(1, 289193590), (2, 144596795), (5, 57838718), (7, 41313370), (10, 28919359), (14, 20656685), (35, 8262674), (49, 5901910), (70, 4131337), (98, 2950955), (245, 1180382), (343, 843130), (490, 590191), (686, 421565), (1715, 168626), (3430, 84313)]