131390259

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{43753}}^1$

素因数の和:43787

約数の個数: 32

約数和(自身を含む): 235221504

約数和(自身を除く): 103831245

約数列:

[1, 3, 7, 11, 13, 21, 33, 39, 77, 91, 143, 231, 273, 429, 1001, 3003, 43753, 131259, 306271, 481283, 568789, 918813, 1443849, 1706367, 3368981, 3981523, 6256679, 10106943, 11944569, 18770037, 43796753, 131390259]

約数ペア:

[(1, 131390259), (3, 43796753), (7, 18770037), (11, 11944569), (13, 10106943), (21, 6256679), (33, 3981523), (39, 3368981), (77, 1706367), (91, 1443849), (143, 918813), (231, 568789), (273, 481283), (429, 306271), (1001, 131259), (3003, 43753)]