402041328

素因数分解:

$2^4\times 3^1\times {\mathrm{13}}^1\times {\mathrm{644297}}^1$

素因数の和:644321

約数の個数: 40

約数和(自身を含む): 1118501328

約数和(自身を除く): 716460000

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 24, 26, 39, 48, 52, 78, 104, 156, 208, 312, 624, 644297, 1288594, 1932891, 2577188, 3865782, 5154376, 7731564, 8375861, 10308752, 15463128, 16751722, 25127583, 30926256, 33503444, 50255166, 67006888, 100510332, 134013776, 201020664, 402041328]

約数ペア:

[(1, 402041328), (2, 201020664), (3, 134013776), (4, 100510332), (6, 67006888), (8, 50255166), (12, 33503444), (13, 30926256), (16, 25127583), (24, 16751722), (26, 15463128), (39, 10308752), (48, 8375861), (52, 7731564), (78, 5154376), (104, 3865782), (156, 2577188), (208, 1932891), (312, 1288594), (624, 644297)]