15520284

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^2\times {\mathrm{2551}}^1$

素因数の和:2587

約数の個数: 54

約数和(自身を含む): 42498456

約数和(自身を除く): 26978172

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 36, 39, 52, 78, 117, 156, 169, 234, 338, 468, 507, 676, 1014, 1521, 2028, 2551, 3042, 5102, 6084, 7653, 10204, 15306, 22959, 30612, 33163, 45918, 66326, 91836, 99489, 132652, 198978, 298467, 397956, 431119, 596934, 862238, 1193868, 1293357, 1724476, 2586714, 3880071, 5173428, 7760142, 15520284]

約数ペア:

[(1, 15520284), (2, 7760142), (3, 5173428), (4, 3880071), (6, 2586714), (9, 1724476), (12, 1293357), (13, 1193868), (18, 862238), (26, 596934), (36, 431119), (39, 397956), (52, 298467), (78, 198978), (117, 132652), (156, 99489), (169, 91836), (234, 66326), (338, 45918), (468, 33163), (507, 30612), (676, 22959), (1014, 15306), (1521, 10204), (2028, 7653), (2551, 6084), (3042, 5102)]