201583221

素因数分解:

$3^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{139}}^1\times {\mathrm{1303}}^1$

素因数の和:1505

約数の個数: 32

約数和(自身を含む): 315463680

約数和(自身を除く): 113880459

約数列:

[1, 3, 7, 21, 53, 139, 159, 371, 417, 973, 1113, 1303, 2919, 3909, 7367, 9121, 22101, 27363, 51569, 69059, 154707, 181117, 207177, 483413, 543351, 1267819, 1450239, 3803457, 9599201, 28797603, 67194407, 201583221]

約数ペア:

[(1, 201583221), (3, 67194407), (7, 28797603), (21, 9599201), (53, 3803457), (139, 1450239), (159, 1267819), (371, 543351), (417, 483413), (973, 207177), (1113, 181117), (1303, 154707), (2919, 69059), (3909, 51569), (7367, 27363), (9121, 22101)]