538984515

素因数分解:

$3^1\times 5^1\times {\mathrm{67}}^1\times {\mathrm{181}}^1\times {\mathrm{2963}}^1$

素因数の和:3219

約数の個数: 32

約数和(自身を含む): 880379136

約数和(自身を除く): 341394621

約数列:

[1, 3, 5, 15, 67, 181, 201, 335, 543, 905, 1005, 2715, 2963, 8889, 12127, 14815, 36381, 44445, 60635, 181905, 198521, 536303, 595563, 992605, 1608909, 2681515, 2977815, 8044545, 35932301, 107796903, 179661505, 538984515]

約数ペア:

[(1, 538984515), (3, 179661505), (5, 107796903), (15, 35932301), (67, 8044545), (181, 2977815), (201, 2681515), (335, 1608909), (543, 992605), (905, 595563), (1005, 536303), (2715, 198521), (2963, 181905), (8889, 60635), (12127, 44445), (14815, 36381)]