1721121

素因数分解:

$3^1\times {\mathrm{29}}^1\times {\mathrm{73}}^1\times {\mathrm{271}}^1$

素因数の和:376

約数の個数: 16

約数和(自身を含む): 2415360

約数和(自身を除く): 694239

約数列:

[1, 3, 29, 73, 87, 219, 271, 813, 2117, 6351, 7859, 19783, 23577, 59349, 573707, 1721121]

約数ペア:

[(1, 1721121), (3, 573707), (29, 59349), (73, 23577), (87, 19783), (219, 7859), (271, 6351), (813, 2117)]