198199585

素因数分解:

$5^1\times {\mathrm{31}}^1\times {\mathrm{59}}^1\times {\mathrm{21673}}^1$

素因数の和:21768

約数の個数: 16

約数和(自身を含む): 249684480

約数和(自身を除く): 51484895

約数列:

[1, 5, 31, 59, 155, 295, 1829, 9145, 21673, 108365, 671863, 1278707, 3359315, 6393535, 39639917, 198199585]

約数ペア:

[(1, 198199585), (5, 39639917), (31, 6393535), (59, 3359315), (155, 1278707), (295, 671863), (1829, 108365), (9145, 21673)]