12976131

素因数分解:

$3^1\times 7^2\times {\mathrm{41}}^1\times {\mathrm{2153}}^1$

素因数の和:2211

約数の個数: 24

約数和(自身を含む): 20626704

約数和(自身を除く): 7650573

約数列:

[1, 3, 7, 21, 41, 49, 123, 147, 287, 861, 2009, 2153, 6027, 6459, 15071, 45213, 88273, 105497, 264819, 316491, 617911, 1853733, 4325377, 12976131]

約数ペア:

[(1, 12976131), (3, 4325377), (7, 1853733), (21, 617911), (41, 316491), (49, 264819), (123, 105497), (147, 88273), (287, 45213), (861, 15071), (2009, 6459), (2153, 6027)]