17879901

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{643}}^1$

素因数の和:713

約数の個数: 32

約数和(自身を含む): 27697152

約数和(自身を除く): 9817251

約数列:

[1, 3, 13, 23, 31, 39, 69, 93, 299, 403, 643, 713, 897, 1209, 1929, 2139, 8359, 9269, 14789, 19933, 25077, 27807, 44367, 59799, 192257, 259129, 458459, 576771, 777387, 1375377, 5959967, 17879901]

約数ペア:

[(1, 17879901), (3, 5959967), (13, 1375377), (23, 777387), (31, 576771), (39, 458459), (69, 259129), (93, 192257), (299, 59799), (403, 44367), (643, 27807), (713, 25077), (897, 19933), (1209, 14789), (1929, 9269), (2139, 8359)]