153231939

素因数分解:

$3^3\times 7^1\times {\mathrm{61}}^1\times {\mathrm{13291}}^1$

素因数の和:13368

約数の個数: 32

約数和(自身を含む): 263713280

約数和(自身を除く): 110481341

約数列:

[1, 3, 7, 9, 21, 27, 61, 63, 183, 189, 427, 549, 1281, 1647, 3843, 11529, 13291, 39873, 93037, 119619, 279111, 358857, 810751, 837333, 2432253, 2511999, 5675257, 7296759, 17025771, 21890277, 51077313, 153231939]

約数ペア:

[(1, 153231939), (3, 51077313), (7, 21890277), (9, 17025771), (21, 7296759), (27, 5675257), (61, 2511999), (63, 2432253), (183, 837333), (189, 810751), (427, 358857), (549, 279111), (1281, 119619), (1647, 93037), (3843, 39873), (11529, 13291)]