15810249

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{1997}}^1$

素因数の和:2049

約数の個数: 32

約数和(自身を含む): 26853120

約数和(自身を除く): 11042871

約数列:

[1, 3, 7, 13, 21, 29, 39, 87, 91, 203, 273, 377, 609, 1131, 1997, 2639, 5991, 7917, 13979, 25961, 41937, 57913, 77883, 173739, 181727, 405391, 545181, 752869, 1216173, 2258607, 5270083, 15810249]

約数ペア:

[(1, 15810249), (3, 5270083), (7, 2258607), (13, 1216173), (21, 752869), (29, 545181), (39, 405391), (87, 181727), (91, 173739), (203, 77883), (273, 57913), (377, 41937), (609, 25961), (1131, 13979), (1997, 7917), (2639, 5991)]