13491495

素因数分解:

$3^3\times 5^1\times {\mathrm{37}}^2\times {\mathrm{73}}^1$

素因数の和:161

約数の個数: 48

約数和(自身を含む): 24988320

約数和(自身を除く): 11496825

約数列:

[1, 3, 5, 9, 15, 27, 37, 45, 73, 111, 135, 185, 219, 333, 365, 555, 657, 999, 1095, 1369, 1665, 1971, 2701, 3285, 4107, 4995, 6845, 8103, 9855, 12321, 13505, 20535, 24309, 36963, 40515, 61605, 72927, 99937, 121545, 184815, 299811, 364635, 499685, 899433, 1499055, 2698299, 4497165, 13491495]

約数ペア:

[(1, 13491495), (3, 4497165), (5, 2698299), (9, 1499055), (15, 899433), (27, 499685), (37, 364635), (45, 299811), (73, 184815), (111, 121545), (135, 99937), (185, 72927), (219, 61605), (333, 40515), (365, 36963), (555, 24309), (657, 20535), (999, 13505), (1095, 12321), (1369, 9855), (1665, 8103), (1971, 6845), (2701, 4995), (3285, 4107)]