27953835

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{20479}}^1$

素因数の和:20507

約数の個数: 32

約数和(自身を含む): 55050240

約数和(自身を除く): 27096405

約数列:

[1, 3, 5, 7, 13, 15, 21, 35, 39, 65, 91, 105, 195, 273, 455, 1365, 20479, 61437, 102395, 143353, 266227, 307185, 430059, 716765, 798681, 1331135, 1863589, 2150295, 3993405, 5590767, 9317945, 27953835]

約数ペア:

[(1, 27953835), (3, 9317945), (5, 5590767), (7, 3993405), (13, 2150295), (15, 1863589), (21, 1331135), (35, 798681), (39, 716765), (65, 430059), (91, 307185), (105, 266227), (195, 143353), (273, 102395), (455, 61437), (1365, 20479)]