549774638

素因数分解:

$2^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{421}}^1\times {\mathrm{2521}}^1$

素因数の和:2988

約数の個数: 32

約数和(自身を含む): 970627008

約数和(自身を除く): 420852370

約数列:

[1, 2, 7, 14, 37, 74, 259, 421, 518, 842, 2521, 2947, 5042, 5894, 15577, 17647, 31154, 35294, 93277, 109039, 186554, 218078, 652939, 1061341, 1305878, 2122682, 7429387, 14858774, 39269617, 78539234, 274887319, 549774638]

約数ペア:

[(1, 549774638), (2, 274887319), (7, 78539234), (14, 39269617), (37, 14858774), (74, 7429387), (259, 2122682), (421, 1305878), (518, 1061341), (842, 652939), (2521, 218078), (2947, 186554), (5042, 109039), (5894, 93277), (15577, 35294), (17647, 31154)]