138171978

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{331}}^1\times {\mathrm{3313}}^1$

素因数の和:3659

約数の個数: 48

約数和(自身を含む): 343277376

約数和(自身を除く): 205105398

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 63, 126, 331, 662, 993, 1986, 2317, 2979, 3313, 4634, 5958, 6626, 6951, 9939, 13902, 19878, 20853, 23191, 29817, 41706, 46382, 59634, 69573, 139146, 208719, 417438, 1096603, 2193206, 3289809, 6579618, 7676221, 9869427, 15352442, 19738854, 23028663, 46057326, 69085989, 138171978]

約数ペア:

[(1, 138171978), (2, 69085989), (3, 46057326), (6, 23028663), (7, 19738854), (9, 15352442), (14, 9869427), (18, 7676221), (21, 6579618), (42, 3289809), (63, 2193206), (126, 1096603), (331, 417438), (662, 208719), (993, 139146), (1986, 69573), (2317, 59634), (2979, 46382), (3313, 41706), (4634, 29817), (5958, 23191), (6626, 20853), (6951, 19878), (9939, 13902)]