201962691

素因数分解:

$3^2\times 7^1\times {\mathrm{139}}^1\times {\mathrm{23063}}^1$

素因数の和:23215

約数の個数: 24

約数和(自身を含む): 335811840

約数和(自身を除く): 133849149

約数列:

[1, 3, 7, 9, 21, 63, 139, 417, 973, 1251, 2919, 8757, 23063, 69189, 161441, 207567, 484323, 1452969, 3205757, 9617271, 22440299, 28851813, 67320897, 201962691]

約数ペア:

[(1, 201962691), (3, 67320897), (7, 28851813), (9, 22440299), (21, 9617271), (63, 3205757), (139, 1452969), (417, 484323), (973, 207567), (1251, 161441), (2919, 69189), (8757, 23063)]