61867395

素因数分解:

$3^4\times 5^1\times {\mathrm{173}}^1\times {\mathrm{883}}^1$

素因数の和:1073

約数の個数: 40

約数和(自身を含む): 111670416

約数和(自身を除く): 49803021

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 173, 405, 519, 865, 883, 1557, 2595, 2649, 4415, 4671, 7785, 7947, 13245, 14013, 23355, 23841, 39735, 70065, 71523, 119205, 152759, 357615, 458277, 763795, 1374831, 2291385, 4124493, 6874155, 12373479, 20622465, 61867395]

約数ペア:

[(1, 61867395), (3, 20622465), (5, 12373479), (9, 6874155), (15, 4124493), (27, 2291385), (45, 1374831), (81, 763795), (135, 458277), (173, 357615), (405, 152759), (519, 119205), (865, 71523), (883, 70065), (1557, 39735), (2595, 23841), (2649, 23355), (4415, 14013), (4671, 13245), (7785, 7947)]