289317808

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{193}}^1\times {\mathrm{7207}}^1$

素因数の和:7421

約数の個数: 40

約数和(自身を含む): 606884768

約数和(自身を除く): 317566960

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 193, 208, 386, 772, 1544, 2509, 3088, 5018, 7207, 10036, 14414, 20072, 28828, 40144, 57656, 93691, 115312, 187382, 374764, 749528, 1390951, 1499056, 2781902, 5563804, 11127608, 18082363, 22255216, 36164726, 72329452, 144658904, 289317808]

約数ペア:

[(1, 289317808), (2, 144658904), (4, 72329452), (8, 36164726), (13, 22255216), (16, 18082363), (26, 11127608), (52, 5563804), (104, 2781902), (193, 1499056), (208, 1390951), (386, 749528), (772, 374764), (1544, 187382), (2509, 115312), (3088, 93691), (5018, 57656), (7207, 40144), (10036, 28828), (14414, 20072)]