161509572

素因数分解:

$2^2\times 3^3\times 7^1\times {\mathrm{213637}}^1$

素因数の和:213657

約数の個数: 48

約数和(自身を含む): 478549120

約数和(自身を除く): 317039548

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 27, 28, 36, 42, 54, 63, 84, 108, 126, 189, 252, 378, 756, 213637, 427274, 640911, 854548, 1281822, 1495459, 1922733, 2563644, 2990918, 3845466, 4486377, 5768199, 5981836, 7690932, 8972754, 11536398, 13459131, 17945508, 23072796, 26918262, 40377393, 53836524, 80754786, 161509572]

約数ペア:

[(1, 161509572), (2, 80754786), (3, 53836524), (4, 40377393), (6, 26918262), (7, 23072796), (9, 17945508), (12, 13459131), (14, 11536398), (18, 8972754), (21, 7690932), (27, 5981836), (28, 5768199), (36, 4486377), (42, 3845466), (54, 2990918), (63, 2563644), (84, 1922733), (108, 1495459), (126, 1281822), (189, 854548), (252, 640911), (378, 427274), (756, 213637)]