40137517

素因数分解:

$7^4\times {\mathrm{73}}^1\times {\mathrm{229}}^1$

素因数の和:330

約数の個数: 20

約数和(自身を含む): 47673020

約数和(自身を除く): 7535503

約数列:

[1, 7, 49, 73, 229, 343, 511, 1603, 2401, 3577, 11221, 16717, 25039, 78547, 117019, 175273, 549829, 819133, 5733931, 40137517]

約数ペア:

[(1, 40137517), (7, 5733931), (49, 819133), (73, 549829), (229, 175273), (343, 117019), (511, 78547), (1603, 25039), (2401, 16717), (3577, 11221)]