13680653

素因数分解:

$7^2\times {\mathrm{23}}^1\times {\mathrm{61}}^1\times {\mathrm{199}}^1$

素因数の和:297

約数の個数: 24

約数和(自身を含む): 16963200

約数和(自身を除く): 3282547

約数列:

[1, 7, 23, 49, 61, 161, 199, 427, 1127, 1393, 1403, 2989, 4577, 9751, 9821, 12139, 32039, 68747, 84973, 224273, 279197, 594811, 1954379, 13680653]

約数ペア:

[(1, 13680653), (7, 1954379), (23, 594811), (49, 279197), (61, 224273), (161, 84973), (199, 68747), (427, 32039), (1127, 12139), (1393, 9821), (1403, 9751), (2989, 4577)]