17273945

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{197}}^1$

素因数の和:305

約数の個数: 32

約数和(自身を含む): 23950080

約数和(自身を除く): 6676135

約数列:

[1, 5, 13, 19, 65, 71, 95, 197, 247, 355, 923, 985, 1235, 1349, 2561, 3743, 4615, 6745, 12805, 13987, 17537, 18715, 48659, 69935, 87685, 181831, 243295, 265753, 909155, 1328765, 3454789, 17273945]

約数ペア:

[(1, 17273945), (5, 3454789), (13, 1328765), (19, 909155), (65, 265753), (71, 243295), (95, 181831), (197, 87685), (247, 69935), (355, 48659), (923, 18715), (985, 17537), (1235, 13987), (1349, 12805), (2561, 6745), (3743, 4615)]