319199408

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{83}}^1\times {\mathrm{21851}}^1$

素因数の和:21953

約数の個数: 40

約数和(自身を含む): 682831296

約数和(自身を除く): 363631888

約数列:

[1, 2, 4, 8, 11, 16, 22, 44, 83, 88, 166, 176, 332, 664, 913, 1328, 1826, 3652, 7304, 14608, 21851, 43702, 87404, 174808, 240361, 349616, 480722, 961444, 1813633, 1922888, 3627266, 3845776, 7254532, 14509064, 19949963, 29018128, 39899926, 79799852, 159599704, 319199408]

約数ペア:

[(1, 319199408), (2, 159599704), (4, 79799852), (8, 39899926), (11, 29018128), (16, 19949963), (22, 14509064), (44, 7254532), (83, 3845776), (88, 3627266), (166, 1922888), (176, 1813633), (332, 961444), (664, 480722), (913, 349616), (1328, 240361), (1826, 174808), (3652, 87404), (7304, 43702), (14608, 21851)]