28338170

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{151}}^1\times {\mathrm{383}}^1$

素因数の和:555

約数の個数: 48

約数和(自身を含む): 59885568

約数和(自身を除く): 31547398

約数列:

[1, 2, 5, 7, 10, 14, 35, 49, 70, 98, 151, 245, 302, 383, 490, 755, 766, 1057, 1510, 1915, 2114, 2681, 3830, 5285, 5362, 7399, 10570, 13405, 14798, 18767, 26810, 36995, 37534, 57833, 73990, 93835, 115666, 187670, 289165, 404831, 578330, 809662, 2024155, 2833817, 4048310, 5667634, 14169085, 28338170]

約数ペア:

[(1, 28338170), (2, 14169085), (5, 5667634), (7, 4048310), (10, 2833817), (14, 2024155), (35, 809662), (49, 578330), (70, 404831), (98, 289165), (151, 187670), (245, 115666), (302, 93835), (383, 73990), (490, 57833), (755, 37534), (766, 36995), (1057, 26810), (1510, 18767), (1915, 14798), (2114, 13405), (2681, 10570), (3830, 7399), (5285, 5362)]