27729807

素因数分解:

$3^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{21647}}^1$

素因数の和:21718

約数の個数: 16

約数和(自身を含む): 42949632

約数和(自身を除く): 15219825

約数列:

[1, 3, 7, 21, 61, 183, 427, 1281, 21647, 64941, 151529, 454587, 1320467, 3961401, 9243269, 27729807]

約数ペア:

[(1, 27729807), (3, 9243269), (7, 3961401), (21, 1320467), (61, 454587), (183, 151529), (427, 64941), (1281, 21647)]