207912138

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{115123}}^1$

素因数の和:115178

約数の個数: 32

約数和(自身を含む): 486283776

約数和(自身を除く): 278371638

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 43, 86, 129, 258, 301, 602, 903, 1806, 115123, 230246, 345369, 690738, 805861, 1611722, 2417583, 4835166, 4950289, 9900578, 14850867, 29701734, 34652023, 69304046, 103956069, 207912138]

約数ペア:

[(1, 207912138), (2, 103956069), (3, 69304046), (6, 34652023), (7, 29701734), (14, 14850867), (21, 9900578), (42, 4950289), (43, 4835166), (86, 2417583), (129, 1611722), (258, 805861), (301, 690738), (602, 345369), (903, 230246), (1806, 115123)]