8639169

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{149}}^1\times {\mathrm{251}}^1$

素因数の和:421

約数の個数: 32

約数和(自身を含む): 14515200

約数和(自身を除く): 5876031

約数列:

[1, 3, 7, 11, 21, 33, 77, 149, 231, 251, 447, 753, 1043, 1639, 1757, 2761, 3129, 4917, 5271, 8283, 11473, 19327, 34419, 37399, 57981, 112197, 261793, 411389, 785379, 1234167, 2879723, 8639169]

約数ペア:

[(1, 8639169), (3, 2879723), (7, 1234167), (11, 785379), (21, 411389), (33, 261793), (77, 112197), (149, 57981), (231, 37399), (251, 34419), (447, 19327), (753, 11473), (1043, 8283), (1639, 5271), (1757, 4917), (2761, 3129)]