644400798

素因数分解:

$2^1\times 3^1\times {\mathrm{23}}^1\times {\mathrm{269}}^1\times {\mathrm{17359}}^1$

素因数の和:17656

約数の個数: 32

約数和(自身を含む): 1349913600

約数和(自身を除く): 705512802

約数列:

[1, 2, 3, 6, 23, 46, 69, 138, 269, 538, 807, 1614, 6187, 12374, 17359, 18561, 34718, 37122, 52077, 104154, 399257, 798514, 1197771, 2395542, 4669571, 9339142, 14008713, 28017426, 107400133, 214800266, 322200399, 644400798]

約数ペア:

[(1, 644400798), (2, 322200399), (3, 214800266), (6, 107400133), (23, 28017426), (46, 14008713), (69, 9339142), (138, 4669571), (269, 2395542), (538, 1197771), (807, 798514), (1614, 399257), (6187, 104154), (12374, 52077), (17359, 37122), (18561, 34718)]