28111863

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{109}}^1\times {\mathrm{389}}^1$

素因数の和:531

約数の個数: 32

約数和(自身を含む): 43243200

約数和(自身を除く): 15131337

約数列:

[1, 3, 13, 17, 39, 51, 109, 221, 327, 389, 663, 1167, 1417, 1853, 4251, 5057, 5559, 6613, 15171, 19839, 24089, 42401, 72267, 85969, 127203, 257907, 551213, 720817, 1653639, 2162451, 9370621, 28111863]

約数ペア:

[(1, 28111863), (3, 9370621), (13, 2162451), (17, 1653639), (39, 720817), (51, 551213), (109, 257907), (221, 127203), (327, 85969), (389, 72267), (663, 42401), (1167, 24089), (1417, 19839), (1853, 15171), (4251, 6613), (5057, 5559)]