253162895

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{3313}}^1$

素因数の和:3395

約数の個数: 32

約数和(自身を含む): 343595520

約数和(自身を除く): 90432625

約数列:

[1, 5, 17, 29, 31, 85, 145, 155, 493, 527, 899, 2465, 2635, 3313, 4495, 15283, 16565, 56321, 76415, 96077, 102703, 281605, 480385, 513515, 1633309, 1745951, 2978387, 8166545, 8729755, 14891935, 50632579, 253162895]

約数ペア:

[(1, 253162895), (5, 50632579), (17, 14891935), (29, 8729755), (31, 8166545), (85, 2978387), (145, 1745951), (155, 1633309), (493, 513515), (527, 480385), (899, 281605), (2465, 102703), (2635, 96077), (3313, 76415), (4495, 56321), (15283, 16565)]