28988115

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{2437}}^1$

素因数の和:2519

約数の個数: 32

約数和(自身を含む): 50788416

約数和(自身を除く): 21800301

約数列:

[1, 3, 5, 13, 15, 39, 61, 65, 183, 195, 305, 793, 915, 2379, 2437, 3965, 7311, 11895, 12185, 31681, 36555, 95043, 148657, 158405, 445971, 475215, 743285, 1932541, 2229855, 5797623, 9662705, 28988115]

約数ペア:

[(1, 28988115), (3, 9662705), (5, 5797623), (13, 2229855), (15, 1932541), (39, 743285), (61, 475215), (65, 445971), (183, 158405), (195, 148657), (305, 95043), (793, 36555), (915, 31681), (2379, 12185), (2437, 11895), (3965, 7311)]