22009281

素因数分解:

$3^1\times 7^3\times {\mathrm{73}}^1\times {\mathrm{293}}^1$

素因数の和:390

約数の個数: 32

約数和(自身を含む): 34809600

約数和(自身を除く): 12800319

約数列:

[1, 3, 7, 21, 49, 73, 147, 219, 293, 343, 511, 879, 1029, 1533, 2051, 3577, 6153, 10731, 14357, 21389, 25039, 43071, 64167, 75117, 100499, 149723, 301497, 449169, 1048061, 3144183, 7336427, 22009281]

約数ペア:

[(1, 22009281), (3, 7336427), (7, 3144183), (21, 1048061), (49, 449169), (73, 301497), (147, 149723), (219, 100499), (293, 75117), (343, 64167), (511, 43071), (879, 25039), (1029, 21389), (1533, 14357), (2051, 10731), (3577, 6153)]