13631121

素因数分解:

$3^2\times 7^1\times {\mathrm{61}}^1\times {\mathrm{3547}}^1$

素因数の和:3621

約数の個数: 24

約数和(自身を含む): 22877504

約数和(自身を除く): 9246383

約数列:

[1, 3, 7, 9, 21, 61, 63, 183, 427, 549, 1281, 3547, 3843, 10641, 24829, 31923, 74487, 216367, 223461, 649101, 1514569, 1947303, 4543707, 13631121]

約数ペア:

[(1, 13631121), (3, 4543707), (7, 1947303), (9, 1514569), (21, 649101), (61, 223461), (63, 216367), (183, 74487), (427, 31923), (549, 24829), (1281, 10641), (3547, 3843)]