1285358253

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{1229}}^1\times {\mathrm{20507}}^1$

素因数の和:21756

約数の個数: 16

約数和(自身を含む): 1816188480

約数和(自身を除く): 530830227

約数列:

[1, 3, 17, 51, 1229, 3687, 20507, 20893, 61521, 62679, 348619, 1045857, 25203103, 75609309, 428452751, 1285358253]

約数ペア:

[(1, 1285358253), (3, 428452751), (17, 75609309), (51, 25203103), (1229, 1045857), (3687, 348619), (20507, 62679), (20893, 61521)]