28409010

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{135281}}^1$

素因数の和:135298

約数の個数: 32

約数和(自身を含む): 77922432

約数和(自身を除く): 49513422

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 42, 70, 105, 210, 135281, 270562, 405843, 676405, 811686, 946967, 1352810, 1893934, 2029215, 2840901, 4058430, 4734835, 5681802, 9469670, 14204505, 28409010]

約数ペア:

[(1, 28409010), (2, 14204505), (3, 9469670), (5, 5681802), (6, 4734835), (7, 4058430), (10, 2840901), (14, 2029215), (15, 1893934), (21, 1352810), (30, 946967), (35, 811686), (42, 676405), (70, 405843), (105, 270562), (210, 135281)]