261111752

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{271}}^1\times {\mathrm{10949}}^1$

素因数の和:11237

約数の個数: 32

約数和(自身を含む): 536112000

約数和(自身を除く): 275000248

約数列:

[1, 2, 4, 8, 11, 22, 44, 88, 271, 542, 1084, 2168, 2981, 5962, 10949, 11924, 21898, 23848, 43796, 87592, 120439, 240878, 481756, 963512, 2967179, 5934358, 11868716, 23737432, 32638969, 65277938, 130555876, 261111752]

約数ペア:

[(1, 261111752), (2, 130555876), (4, 65277938), (8, 32638969), (11, 23737432), (22, 11868716), (44, 5934358), (88, 2967179), (271, 963512), (542, 481756), (1084, 240878), (2168, 120439), (2981, 87592), (5962, 43796), (10949, 23848), (11924, 21898)]