16339905

素因数分解:

$3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{659}}^1$

素因数の和:718

約数の個数: 48

約数和(自身を含む): 30888000

約数和(自身を除く): 14548095

約数列:

[1, 3, 5, 9, 15, 19, 29, 45, 57, 87, 95, 145, 171, 261, 285, 435, 551, 659, 855, 1305, 1653, 1977, 2755, 3295, 4959, 5931, 8265, 9885, 12521, 19111, 24795, 29655, 37563, 57333, 62605, 95555, 112689, 171999, 187815, 286665, 363109, 563445, 859995, 1089327, 1815545, 3267981, 5446635, 16339905]

約数ペア:

[(1, 16339905), (3, 5446635), (5, 3267981), (9, 1815545), (15, 1089327), (19, 859995), (29, 563445), (45, 363109), (57, 286665), (87, 187815), (95, 171999), (145, 112689), (171, 95555), (261, 62605), (285, 57333), (435, 37563), (551, 29655), (659, 24795), (855, 19111), (1305, 12521), (1653, 9885), (1977, 8265), (2755, 5931), (3295, 4959)]