74561391

素因数分解:

$3^7\times {\mathrm{103}}^1\times {\mathrm{331}}^1$

素因数の和:455

約数の個数: 32

約数和(自身を含む): 113251840

約数和(自身を除く): 38690449

約数列:

[1, 3, 9, 27, 81, 103, 243, 309, 331, 729, 927, 993, 2187, 2781, 2979, 8343, 8937, 25029, 26811, 34093, 75087, 80433, 102279, 225261, 241299, 306837, 723897, 920511, 2761533, 8284599, 24853797, 74561391]

約数ペア:

[(1, 74561391), (3, 24853797), (9, 8284599), (27, 2761533), (81, 920511), (103, 723897), (243, 306837), (309, 241299), (331, 225261), (729, 102279), (927, 80433), (993, 75087), (2187, 34093), (2781, 26811), (2979, 25029), (8343, 8937)]