258928526

素因数分解:

$2^1\times {\mathrm{23}}^1\times {\mathrm{197}}^1\times {\mathrm{28573}}^1$

素因数の和:28795

約数の個数: 16

約数和(自身を含む): 407350944

約数和(自身を除く): 148422418

約数列:

[1, 2, 23, 46, 197, 394, 4531, 9062, 28573, 57146, 657179, 1314358, 5628881, 11257762, 129464263, 258928526]

約数ペア:

[(1, 258928526), (2, 129464263), (23, 11257762), (46, 5628881), (197, 1314358), (394, 657179), (4531, 57146), (9062, 28573)]