213385150

素因数分解:

$2^1\times 5^2\times {\mathrm{11}}^1\times {\mathrm{387973}}^1$

素因数の和:387996

約数の個数: 24

約数和(自身を含む): 432978984

約数和(自身を除く): 219593834

約数列:

[1, 2, 5, 10, 11, 22, 25, 50, 55, 110, 275, 550, 387973, 775946, 1939865, 3879730, 4267703, 8535406, 9699325, 19398650, 21338515, 42677030, 106692575, 213385150]

約数ペア:

[(1, 213385150), (2, 106692575), (5, 42677030), (10, 21338515), (11, 19398650), (22, 9699325), (25, 8535406), (50, 4267703), (55, 3879730), (110, 1939865), (275, 775946), (550, 387973)]