15987244

素因数分解:

$2^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{167}}^1\times {\mathrm{263}}^1$

素因数の和:454

約数の個数: 48

約数和(自身を含む): 34771968

約数和(自身を除く): 18784724

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 52, 91, 167, 182, 263, 334, 364, 526, 668, 1052, 1169, 1841, 2171, 2338, 3419, 3682, 4342, 4676, 6838, 7364, 8684, 13676, 15197, 23933, 30394, 43921, 47866, 60788, 87842, 95732, 175684, 307447, 570973, 614894, 1141946, 1229788, 2283892, 3996811, 7993622, 15987244]

約数ペア:

[(1, 15987244), (2, 7993622), (4, 3996811), (7, 2283892), (13, 1229788), (14, 1141946), (26, 614894), (28, 570973), (52, 307447), (91, 175684), (167, 95732), (182, 87842), (263, 60788), (334, 47866), (364, 43921), (526, 30394), (668, 23933), (1052, 15197), (1169, 13676), (1841, 8684), (2171, 7364), (2338, 6838), (3419, 4676), (3682, 4342)]