261330398

素因数分解:

$2^1\times 7^1\times {\mathrm{467}}^1\times {\mathrm{39971}}^1$

素因数の和:40447

約数の個数: 16

約数和(自身を含む): 448965504

約数和(自身を除く): 187635106

約数列:

[1, 2, 7, 14, 467, 934, 3269, 6538, 39971, 79942, 279797, 559594, 18666457, 37332914, 130665199, 261330398]

約数ペア:

[(1, 261330398), (2, 130665199), (7, 37332914), (14, 18666457), (467, 559594), (934, 279797), (3269, 79942), (6538, 39971)]