11978561

素因数分解:

$7^1\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{1583}}^1$

素因数の和:1660

約数の個数: 16

約数和(自身を含む): 14598144

約数和(自身を除く): 2619583

約数列:

[1, 7, 23, 47, 161, 329, 1081, 1583, 7567, 11081, 36409, 74401, 254863, 520807, 1711223, 11978561]

約数ペア:

[(1, 11978561), (7, 1711223), (23, 520807), (47, 254863), (161, 74401), (329, 36409), (1081, 11081), (1583, 7567)]