215221736

素因数分解:

$2^3\times {\mathrm{307}}^1\times {\mathrm{87631}}^1$

素因数の和:87944

約数の個数: 16

約数和(自身を含む): 404859840

約数和(自身を除く): 189638104

約数列:

[1, 2, 4, 8, 307, 614, 1228, 2456, 87631, 175262, 350524, 701048, 26902717, 53805434, 107610868, 215221736]

約数ペア:

[(1, 215221736), (2, 107610868), (4, 53805434), (8, 26902717), (307, 701048), (614, 350524), (1228, 175262), (2456, 87631)]