28059447

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{19}}^2\times {\mathrm{1993}}^1$

素因数の和:2047

約数の個数: 24

約数和(自身を含む): 42543984

約数和(自身を除く): 14484537

約数列:

[1, 3, 13, 19, 39, 57, 247, 361, 741, 1083, 1993, 4693, 5979, 14079, 25909, 37867, 77727, 113601, 492271, 719473, 1476813, 2158419, 9353149, 28059447]

約数ペア:

[(1, 28059447), (3, 9353149), (13, 2158419), (19, 1476813), (39, 719473), (57, 492271), (247, 113601), (361, 77727), (741, 37867), (1083, 25909), (1993, 14079), (4693, 5979)]