388618373

素因数分解:

${\mathrm{11}}^1\times {\mathrm{13}}^2\times {\mathrm{23}}^1\times {\mathrm{61}}^1\times {\mathrm{149}}^1$

素因数の和:270

約数の個数: 48

約数和(自身を含む): 490147200

約数和(自身を除く): 101528827

約数列:

[1, 11, 13, 23, 61, 143, 149, 169, 253, 299, 671, 793, 1403, 1639, 1859, 1937, 3289, 3427, 3887, 8723, 9089, 10309, 15433, 18239, 21307, 25181, 37697, 42757, 44551, 99979, 113399, 118157, 200629, 209047, 237107, 276991, 490061, 579163, 1299727, 1536041, 2299517, 2608177, 2717611, 6370793, 16896451, 29893721, 35328943, 388618373]

約数ペア:

[(1, 388618373), (11, 35328943), (13, 29893721), (23, 16896451), (61, 6370793), (143, 2717611), (149, 2608177), (169, 2299517), (253, 1536041), (299, 1299727), (671, 579163), (793, 490061), (1403, 276991), (1639, 237107), (1859, 209047), (1937, 200629), (3289, 118157), (3427, 113399), (3887, 99979), (8723, 44551), (9089, 42757), (10309, 37697), (15433, 25181), (18239, 21307)]