207764221

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{23}}^2\times {\mathrm{2953}}^1$

素因数の和:3025

約数の個数: 24

約数和(自身を含む): 261369920

約数和(自身を除く): 53605699

約数列:

[1, 7, 19, 23, 133, 161, 437, 529, 2953, 3059, 3703, 10051, 20671, 56107, 67919, 70357, 392749, 475433, 1290461, 1562137, 9033227, 10934959, 29680603, 207764221]

約数ペア:

[(1, 207764221), (7, 29680603), (19, 10934959), (23, 9033227), (133, 1562137), (161, 1290461), (437, 475433), (529, 392749), (2953, 70357), (3059, 67919), (3703, 56107), (10051, 20671)]