261580972

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{103967}}^1$

素因数の和:104025

約数の個数: 24

約数和(自身を含む): 497798784

約数和(自身を除く): 236217812

約数列:

[1, 2, 4, 17, 34, 37, 68, 74, 148, 629, 1258, 2516, 103967, 207934, 415868, 1767439, 3534878, 3846779, 7069756, 7693558, 15387116, 65395243, 130790486, 261580972]

約数ペア:

[(1, 261580972), (2, 130790486), (4, 65395243), (17, 15387116), (34, 7693558), (37, 7069756), (68, 3846779), (74, 3534878), (148, 1767439), (629, 415868), (1258, 207934), (2516, 103967)]