201620187

素因数分解:

$3^2\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{42509}}^1$

素因数の和:42563

約数の個数: 24

約数和(自身を含む): 318314880

約数和(自身を除く): 116694693

約数列:

[1, 3, 9, 17, 31, 51, 93, 153, 279, 527, 1581, 4743, 42509, 127527, 382581, 722653, 1317779, 2167959, 3953337, 6503877, 11860011, 22402243, 67206729, 201620187]

約数ペア:

[(1, 201620187), (3, 67206729), (9, 22402243), (17, 11860011), (31, 6503877), (51, 3953337), (93, 2167959), (153, 1317779), (279, 722653), (527, 382581), (1581, 127527), (4743, 42509)]