172912155

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{313}}^1\times {\mathrm{2833}}^1$

素因数の和:3167

約数の個数: 32

約数和(自身を含む): 298998336

約数和(自身を除く): 126086181

約数列:

[1, 3, 5, 13, 15, 39, 65, 195, 313, 939, 1565, 2833, 4069, 4695, 8499, 12207, 14165, 20345, 36829, 42495, 61035, 110487, 184145, 552435, 886729, 2660187, 4433645, 11527477, 13300935, 34582431, 57637385, 172912155]

約数ペア:

[(1, 172912155), (3, 57637385), (5, 34582431), (13, 13300935), (15, 11527477), (39, 4433645), (65, 2660187), (195, 886729), (313, 552435), (939, 184145), (1565, 110487), (2833, 61035), (4069, 42495), (4695, 36829), (8499, 20345), (12207, 14165)]