217872801

素因数分解:

$3^3\times {\mathrm{71}}^1\times {\mathrm{89}}^1\times {\mathrm{1277}}^1$

素因数の和:1446

約数の個数: 32

約数和(自身を含む): 331257600

約数和(自身を除く): 113384799

約数列:

[1, 3, 9, 27, 71, 89, 213, 267, 639, 801, 1277, 1917, 2403, 3831, 6319, 11493, 18957, 34479, 56871, 90667, 113653, 170613, 272001, 340959, 816003, 1022877, 2448009, 3068631, 8069363, 24208089, 72624267, 217872801]

約数ペア:

[(1, 217872801), (3, 72624267), (9, 24208089), (27, 8069363), (71, 3068631), (89, 2448009), (213, 1022877), (267, 816003), (639, 340959), (801, 272001), (1277, 170613), (1917, 113653), (2403, 90667), (3831, 56871), (6319, 34479), (11493, 18957)]