259292

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{83}}^1$

素因数の和:169

約数の個数: 24

約数和(自身を含む): 508032

約数和(自身を除く): 248740

約数列:

[1, 2, 4, 11, 22, 44, 71, 83, 142, 166, 284, 332, 781, 913, 1562, 1826, 3124, 3652, 5893, 11786, 23572, 64823, 129646, 259292]

約数ペア:

[(1, 259292), (2, 129646), (4, 64823), (11, 23572), (22, 11786), (44, 5893), (71, 3652), (83, 3124), (142, 1826), (166, 1562), (284, 913), (332, 781)]