15721915145

素因数分解:

$5^1\times {\mathrm{29}}^1\times {\mathrm{41}}^1\times {\mathrm{2644561}}^1$

素因数の和:2644636

約数の個数: 16

約数和(自身を含む): 19992888720

約数和(自身を除く): 4270973575

約数列:

[1, 5, 29, 41, 145, 205, 1189, 5945, 2644561, 13222805, 76692269, 108427001, 383461345, 542135005, 3144383029, 15721915145]

約数ペア:

[(1, 15721915145), (5, 3144383029), (29, 542135005), (41, 383461345), (145, 108427001), (205, 76692269), (1189, 13222805), (5945, 2644561)]