215512587

素因数分解:

$3^2\times {\mathrm{17}}^1\times {\mathrm{229}}^1\times {\mathrm{6151}}^1$

素因数の和:6403

約数の個数: 24

約数和(自身を含む): 331100640

約数和(自身を除く): 115588053

約数列:

[1, 3, 9, 17, 51, 153, 229, 687, 2061, 3893, 6151, 11679, 18453, 35037, 55359, 104567, 313701, 941103, 1408579, 4225737, 12677211, 23945843, 71837529, 215512587]

約数ペア:

[(1, 215512587), (3, 71837529), (9, 23945843), (17, 12677211), (51, 4225737), (153, 1408579), (229, 941103), (687, 313701), (2061, 104567), (3893, 55359), (6151, 35037), (11679, 18453)]