28850979

素因数分解:

$3^1\times {\mathrm{43}}^1\times {\mathrm{139}}^1\times {\mathrm{1609}}^1$

素因数の和:1794

約数の個数: 16

約数和(自身を含む): 39670400

約数和(自身を除く): 10819421

約数列:

[1, 3, 43, 129, 139, 417, 1609, 4827, 5977, 17931, 69187, 207561, 223651, 670953, 9616993, 28850979]

約数ペア:

[(1, 28850979), (3, 9616993), (43, 670953), (129, 223651), (139, 207561), (417, 69187), (1609, 17931), (4827, 5977)]