263516

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{53}}^1\times {\mathrm{113}}^1$

素因数の和:181

約数の個数: 24

約数和(自身を含む): 517104

約数和(自身を除く): 253588

約数列:

[1, 2, 4, 11, 22, 44, 53, 106, 113, 212, 226, 452, 583, 1166, 1243, 2332, 2486, 4972, 5989, 11978, 23956, 65879, 131758, 263516]

約数ペア:

[(1, 263516), (2, 131758), (4, 65879), (11, 23956), (22, 11978), (44, 5989), (53, 4972), (106, 2486), (113, 2332), (212, 1243), (226, 1166), (452, 583)]