128889772

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{211}}^1\times {\mathrm{13883}}^1$

素因数の和:14109

約数の個数: 24

約数和(自身を含む): 247246272

約数和(自身を除く): 118356500

約数列:

[1, 2, 4, 11, 22, 44, 211, 422, 844, 2321, 4642, 9284, 13883, 27766, 55532, 152713, 305426, 610852, 2929313, 5858626, 11717252, 32222443, 64444886, 128889772]

約数ペア:

[(1, 128889772), (2, 64444886), (4, 32222443), (11, 11717252), (22, 5858626), (44, 2929313), (211, 610852), (422, 305426), (844, 152713), (2321, 55532), (4642, 27766), (9284, 13883)]