29869821

素因数分解:

$3^2\times {\mathrm{43}}^1\times {\mathrm{79}}^1\times {\mathrm{977}}^1$

素因数の和:1105

約数の個数: 24

約数和(自身を含む): 44753280

約数和(自身を除く): 14883459

約数列:

[1, 3, 9, 43, 79, 129, 237, 387, 711, 977, 2931, 3397, 8793, 10191, 30573, 42011, 77183, 126033, 231549, 378099, 694647, 3318869, 9956607, 29869821]

約数ペア:

[(1, 29869821), (3, 9956607), (9, 3318869), (43, 694647), (79, 378099), (129, 231549), (237, 126033), (387, 77183), (711, 42011), (977, 30573), (2931, 10191), (3397, 8793)]