31873479

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{73}}^1\times {\mathrm{101}}^1\times {\mathrm{131}}^1$

素因数の和:319

約数の個数: 32

約数和(自身を含む): 47824128

約数和(自身を除く): 15950649

約数列:

[1, 3, 11, 33, 73, 101, 131, 219, 303, 393, 803, 1111, 1441, 2409, 3333, 4323, 7373, 9563, 13231, 22119, 28689, 39693, 81103, 105193, 145541, 243309, 315579, 436623, 965863, 2897589, 10624493, 31873479]

約数ペア:

[(1, 31873479), (3, 10624493), (11, 2897589), (33, 965863), (73, 436623), (101, 315579), (131, 243309), (219, 145541), (303, 105193), (393, 81103), (803, 39693), (1111, 28689), (1441, 22119), (2409, 13231), (3333, 9563), (4323, 7373)]