221091363

素因数分解:

$3^5\times {\mathrm{431}}^1\times {\mathrm{2111}}^1$

素因数の和:2557

約数の個数: 24

約数和(自身を含む): 332107776

約数和(自身を除く): 111016413

約数列:

[1, 3, 9, 27, 81, 243, 431, 1293, 2111, 3879, 6333, 11637, 18999, 34911, 56997, 104733, 170991, 512973, 909841, 2729523, 8188569, 24565707, 73697121, 221091363]

約数ペア:

[(1, 221091363), (3, 73697121), (9, 24565707), (27, 8188569), (81, 2729523), (243, 909841), (431, 512973), (1293, 170991), (2111, 104733), (3879, 56997), (6333, 34911), (11637, 18999)]