321772005

素因数分解:

$3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{107}}^1\times {\mathrm{3931}}^1$

素因数の和:4066

約数の個数: 48

約数和(自身を含む): 596217024

約数和(自身を除く): 274445019

約数列:

[1, 3, 5, 9, 15, 17, 45, 51, 85, 107, 153, 255, 321, 535, 765, 963, 1605, 1819, 3931, 4815, 5457, 9095, 11793, 16371, 19655, 27285, 35379, 58965, 66827, 81855, 176895, 200481, 334135, 420617, 601443, 1002405, 1261851, 2103085, 3007215, 3785553, 6309255, 7150489, 18927765, 21451467, 35752445, 64354401, 107257335, 321772005]

約数ペア:

[(1, 321772005), (3, 107257335), (5, 64354401), (9, 35752445), (15, 21451467), (17, 18927765), (45, 7150489), (51, 6309255), (85, 3785553), (107, 3007215), (153, 2103085), (255, 1261851), (321, 1002405), (535, 601443), (765, 420617), (963, 334135), (1605, 200481), (1819, 176895), (3931, 81855), (4815, 66827), (5457, 58965), (9095, 35379), (11793, 27285), (16371, 19655)]