28308159

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{73}}^1\times {\mathrm{3917}}^1$

素因数の和:4007

約数の個数: 24

約数和(自身を含む): 45229392

約数和(自身を除く): 16921233

約数列:

[1, 3, 9, 11, 33, 73, 99, 219, 657, 803, 2409, 3917, 7227, 11751, 35253, 43087, 129261, 285941, 387783, 857823, 2573469, 3145351, 9436053, 28308159]

約数ペア:

[(1, 28308159), (3, 9436053), (9, 3145351), (11, 2573469), (33, 857823), (73, 387783), (99, 285941), (219, 129261), (657, 43087), (803, 35253), (2409, 11751), (3917, 7227)]