2478515

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{2243}}^1$

素因数の和:2278

約数の個数: 16

約数和(自身を含む): 3392928

約数和(自身を除く): 914413

約数列:

[1, 5, 13, 17, 65, 85, 221, 1105, 2243, 11215, 29159, 38131, 145795, 190655, 495703, 2478515]

約数ペア:

[(1, 2478515), (5, 495703), (13, 190655), (17, 145795), (65, 38131), (85, 29159), (221, 11215), (1105, 2243)]