201627321

素因数分解:

$3^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{67}}^1\times {\mathrm{3049}}^1$

素因数の和:3173

約数の個数: 32

約数和(自身を含む): 318566400

約数和(自身を除く): 116939079

約数列:

[1, 3, 7, 21, 47, 67, 141, 201, 329, 469, 987, 1407, 3049, 3149, 9147, 9447, 21343, 22043, 64029, 66129, 143303, 204283, 429909, 612849, 1003121, 1429981, 3009363, 4289943, 9601301, 28803903, 67209107, 201627321]

約数ペア:

[(1, 201627321), (3, 67209107), (7, 28803903), (21, 9601301), (47, 4289943), (67, 3009363), (141, 1429981), (201, 1003121), (329, 612849), (469, 429909), (987, 204283), (1407, 143303), (3049, 66129), (3149, 64029), (9147, 22043), (9447, 21343)]