25397757

素因数分解:

$3^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{67}}^1\times {\mathrm{547}}^1$

素因数の和:638

約数の個数: 48

約数和(自身を含む): 46505472

約数和(自身を除く): 21107715

約数列:

[1, 3, 7, 9, 11, 21, 33, 63, 67, 77, 99, 201, 231, 469, 547, 603, 693, 737, 1407, 1641, 2211, 3829, 4221, 4923, 5159, 6017, 6633, 11487, 15477, 18051, 34461, 36649, 42119, 46431, 54153, 109947, 126357, 256543, 329841, 379071, 403139, 769629, 1209417, 2308887, 2821973, 3628251, 8465919, 25397757]

約数ペア:

[(1, 25397757), (3, 8465919), (7, 3628251), (9, 2821973), (11, 2308887), (21, 1209417), (33, 769629), (63, 403139), (67, 379071), (77, 329841), (99, 256543), (201, 126357), (231, 109947), (469, 54153), (547, 46431), (603, 42119), (693, 36649), (737, 34461), (1407, 18051), (1641, 15477), (2211, 11487), (3829, 6633), (4221, 6017), (4923, 5159)]