1313690

素因数分解:

$2^1\times 5^1\times 7^3\times {\mathrm{383}}^1$

素因数の和:411

約数の個数: 32

約数和(自身を含む): 2764800

約数和(自身を除く): 1451110

約数列:

[1, 2, 5, 7, 10, 14, 35, 49, 70, 98, 245, 343, 383, 490, 686, 766, 1715, 1915, 2681, 3430, 3830, 5362, 13405, 18767, 26810, 37534, 93835, 131369, 187670, 262738, 656845, 1313690]

約数ペア:

[(1, 1313690), (2, 656845), (5, 262738), (7, 187670), (10, 131369), (14, 93835), (35, 37534), (49, 26810), (70, 18767), (98, 13405), (245, 5362), (343, 3830), (383, 3430), (490, 2681), (686, 1915), (766, 1715)]