40280265

素因数分解:

$3^2\times 5^1\times {\mathrm{53}}^1\times {\mathrm{16889}}^1$

素因数の和:16953

約数の個数: 24

約数和(自身を含む): 71140680

約数和(自身を除く): 30860415

約数列:

[1, 3, 5, 9, 15, 45, 53, 159, 265, 477, 795, 2385, 16889, 50667, 84445, 152001, 253335, 760005, 895117, 2685351, 4475585, 8056053, 13426755, 40280265]

約数ペア:

[(1, 40280265), (3, 13426755), (5, 8056053), (9, 4475585), (15, 2685351), (45, 895117), (53, 760005), (159, 253335), (265, 152001), (477, 84445), (795, 50667), (2385, 16889)]