16288371

素因数分解:

$3^4\times {\mathrm{11}}^1\times {\mathrm{101}}^1\times {\mathrm{181}}^1$

素因数の和:305

約数の個数: 40

約数和(自身を含む): 26954928

約数和(自身を除く): 10666557

約数列:

[1, 3, 9, 11, 27, 33, 81, 99, 101, 181, 297, 303, 543, 891, 909, 1111, 1629, 1991, 2727, 3333, 4887, 5973, 8181, 9999, 14661, 17919, 18281, 29997, 53757, 54843, 89991, 161271, 164529, 201091, 493587, 603273, 1480761, 1809819, 5429457, 16288371]

約数ペア:

[(1, 16288371), (3, 5429457), (9, 1809819), (11, 1480761), (27, 603273), (33, 493587), (81, 201091), (99, 164529), (101, 161271), (181, 89991), (297, 54843), (303, 53757), (543, 29997), (891, 18281), (909, 17919), (1111, 14661), (1629, 9999), (1991, 8181), (2727, 5973), (3333, 4887)]