221409786

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{2838587}}^1$

素因数の和:2838605

約数の個数: 16

約数和(自身を含む): 476882784

約数和(自身を除く): 255472998

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 2838587, 5677174, 8515761, 17031522, 36901631, 73803262, 110704893, 221409786]

約数ペア:

[(1, 221409786), (2, 110704893), (3, 73803262), (6, 36901631), (13, 17031522), (26, 8515761), (39, 5677174), (78, 2838587)]