201548889

素因数分解:

$3^2\times {\mathrm{17}}^2\times {\mathrm{77489}}^1$

素因数の和:77529

約数の個数: 18

約数和(自身を含む): 309262590

約数和(自身を除く): 107713701

約数列:

[1, 3, 9, 17, 51, 153, 289, 867, 2601, 77489, 232467, 697401, 1317313, 3951939, 11855817, 22394321, 67182963, 201548889]

約数ペア:

[(1, 201548889), (3, 67182963), (9, 22394321), (17, 11855817), (51, 3951939), (153, 1317313), (289, 697401), (867, 232467), (2601, 77489)]