1661634814

素因数分解:

$2^1\times 7^1\times {\mathrm{641}}^1\times {\mathrm{185161}}^1$

素因数の和:185811

約数の個数: 16

約数和(自身を含む): 2852976096

約数和(自身を除く): 1191341282

約数列:

[1, 2, 7, 14, 641, 1282, 4487, 8974, 185161, 370322, 1296127, 2592254, 118688201, 237376402, 830817407, 1661634814]

約数ペア:

[(1, 1661634814), (2, 830817407), (7, 237376402), (14, 118688201), (641, 2592254), (1282, 1296127), (4487, 370322), (8974, 185161)]