215546656

素因数分解:

$2^5\times {\mathrm{13}}^2\times {\mathrm{39857}}^1$

素因数の和:39893

約数の個数: 36

約数和(自身を含む): 459522882

約数和(自身を除く): 243976226

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 104, 169, 208, 338, 416, 676, 1352, 2704, 5408, 39857, 79714, 159428, 318856, 518141, 637712, 1036282, 1275424, 2072564, 4145128, 6735833, 8290256, 13471666, 16580512, 26943332, 53886664, 107773328, 215546656]

約数ペア:

[(1, 215546656), (2, 107773328), (4, 53886664), (8, 26943332), (13, 16580512), (16, 13471666), (26, 8290256), (32, 6735833), (52, 4145128), (104, 2072564), (169, 1275424), (208, 1036282), (338, 637712), (416, 518141), (676, 318856), (1352, 159428), (2704, 79714), (5408, 39857)]