313591352

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{839}}^1\times {\mathrm{2459}}^1$

素因数の和:3323

約数の個数: 32

約数和(自身を含む): 619920000

約数和(自身を除く): 306328648

約数列:

[1, 2, 4, 8, 19, 38, 76, 152, 839, 1678, 2459, 3356, 4918, 6712, 9836, 15941, 19672, 31882, 46721, 63764, 93442, 127528, 186884, 373768, 2063101, 4126202, 8252404, 16504808, 39198919, 78397838, 156795676, 313591352]

約数ペア:

[(1, 313591352), (2, 156795676), (4, 78397838), (8, 39198919), (19, 16504808), (38, 8252404), (76, 4126202), (152, 2063101), (839, 373768), (1678, 186884), (2459, 127528), (3356, 93442), (4918, 63764), (6712, 46721), (9836, 31882), (15941, 19672)]