2628808

素因数分解:

$2^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{157}}^1$

素因数の和:206

約数の個数: 64

約数和(自身を含む): 6370560

約数和(自身を除く): 3741752

約数列:

[1, 2, 4, 7, 8, 13, 14, 23, 26, 28, 46, 52, 56, 91, 92, 104, 157, 161, 182, 184, 299, 314, 322, 364, 598, 628, 644, 728, 1099, 1196, 1256, 1288, 2041, 2093, 2198, 2392, 3611, 4082, 4186, 4396, 7222, 8164, 8372, 8792, 14287, 14444, 16328, 16744, 25277, 28574, 28888, 46943, 50554, 57148, 93886, 101108, 114296, 187772, 202216, 328601, 375544, 657202, 1314404, 2628808]

約数ペア:

[(1, 2628808), (2, 1314404), (4, 657202), (7, 375544), (8, 328601), (13, 202216), (14, 187772), (23, 114296), (26, 101108), (28, 93886), (46, 57148), (52, 50554), (56, 46943), (91, 28888), (92, 28574), (104, 25277), (157, 16744), (161, 16328), (182, 14444), (184, 14287), (299, 8792), (314, 8372), (322, 8164), (364, 7222), (598, 4396), (628, 4186), (644, 4082), (728, 3611), (1099, 2392), (1196, 2198), (1256, 2093), (1288, 2041)]