213329529

素因数分解:

$3^2\times 7^1\times {\mathrm{89}}^1\times {\mathrm{38047}}^1$

素因数の和:38149

約数の個数: 24

約数和(自身を含む): 356129280

約数和(自身を除く): 142799751

約数列:

[1, 3, 7, 9, 21, 63, 89, 267, 623, 801, 1869, 5607, 38047, 114141, 266329, 342423, 798987, 2396961, 3386183, 10158549, 23703281, 30475647, 71109843, 213329529]

約数ペア:

[(1, 213329529), (3, 71109843), (7, 30475647), (9, 23703281), (21, 10158549), (63, 3386183), (89, 2396961), (267, 798987), (623, 342423), (801, 266329), (1869, 114141), (5607, 38047)]