263552874

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{131}}^1\times {\mathrm{25793}}^1$

素因数の和:25942

約数の個数: 32

約数和(自身を含む): 572007744

約数和(自身を除く): 308454870

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 131, 262, 393, 786, 1703, 3406, 5109, 10218, 25793, 51586, 77379, 154758, 335309, 670618, 1005927, 2011854, 3378883, 6757766, 10136649, 20273298, 43925479, 87850958, 131776437, 263552874]

約数ペア:

[(1, 263552874), (2, 131776437), (3, 87850958), (6, 43925479), (13, 20273298), (26, 10136649), (39, 6757766), (78, 3378883), (131, 2011854), (262, 1005927), (393, 670618), (786, 335309), (1703, 154758), (3406, 77379), (5109, 51586), (10218, 25793)]