201225789

素因数分解:

$3^4\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{2467}}^1$

素因数の和:2551

約数の個数: 40

約数和(自身を含む): 322518240

約数和(自身を除く): 121292451

約数列:

[1, 3, 9, 19, 27, 53, 57, 81, 159, 171, 477, 513, 1007, 1431, 1539, 2467, 3021, 4293, 7401, 9063, 22203, 27189, 46873, 66609, 81567, 130751, 140619, 199827, 392253, 421857, 1176759, 1265571, 2484269, 3530277, 3796713, 7452807, 10590831, 22358421, 67075263, 201225789]

約数ペア:

[(1, 201225789), (3, 67075263), (9, 22358421), (19, 10590831), (27, 7452807), (53, 3796713), (57, 3530277), (81, 2484269), (159, 1265571), (171, 1176759), (477, 421857), (513, 392253), (1007, 199827), (1431, 140619), (1539, 130751), (2467, 81567), (3021, 66609), (4293, 46873), (7401, 27189), (9063, 22203)]