495680305

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{397}}^2$

素因数の和:853

約数の個数: 24

約数和(自身を含む): 648460728

約数和(自身を除く): 152780423

約数列:

[1, 5, 17, 37, 85, 185, 397, 629, 1985, 3145, 6749, 14689, 33745, 73445, 157609, 249713, 788045, 1248565, 2679353, 5831533, 13396765, 29157665, 99136061, 495680305]

約数ペア:

[(1, 495680305), (5, 99136061), (17, 29157665), (37, 13396765), (85, 5831533), (185, 2679353), (397, 1248565), (629, 788045), (1985, 249713), (3145, 157609), (6749, 73445), (14689, 33745)]