87021215

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{149}}^1\times {\mathrm{6871}}^1$

素因数の和:7042

約数の個数: 16

約数和(自身を含む): 111326400

約数和(自身を除く): 24305185

約数列:

[1, 5, 17, 85, 149, 745, 2533, 6871, 12665, 34355, 116807, 584035, 1023779, 5118895, 17404243, 87021215]

約数ペア:

[(1, 87021215), (5, 17404243), (17, 5118895), (85, 1023779), (149, 584035), (745, 116807), (2533, 34355), (6871, 12665)]