201728815

素因数分解:

$5^1\times {\mathrm{41}}^1\times {\mathrm{101}}^1\times {\mathrm{9743}}^1$

素因数の和:9890

約数の個数: 16

約数和(自身を含む): 250459776

約数和(自身を除く): 48730961

約数列:

[1, 5, 41, 101, 205, 505, 4141, 9743, 20705, 48715, 399463, 984043, 1997315, 4920215, 40345763, 201728815]

約数ペア:

[(1, 201728815), (5, 40345763), (41, 4920215), (101, 1997315), (205, 984043), (505, 399463), (4141, 48715), (9743, 20705)]