25428405

素因数分解:

$3^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{173}}^1\times {\mathrm{239}}^1$

素因数の和:461

約数の個数: 32

約数和(自身を含む): 42094080

約数和(自身を除く): 16665675

約数列:

[1, 3, 5, 15, 41, 123, 173, 205, 239, 519, 615, 717, 865, 1195, 2595, 3585, 7093, 9799, 21279, 29397, 35465, 41347, 48995, 106395, 124041, 146985, 206735, 620205, 1695227, 5085681, 8476135, 25428405]

約数ペア:

[(1, 25428405), (3, 8476135), (5, 5085681), (15, 1695227), (41, 620205), (123, 206735), (173, 146985), (205, 124041), (239, 106395), (519, 48995), (615, 41347), (717, 35465), (865, 29397), (1195, 21279), (2595, 9799), (3585, 7093)]