1298349

素因数分解:

$3^6\times {\mathrm{13}}^1\times {\mathrm{137}}^1$

素因数の和:168

約数の個数: 28

約数和(自身を含む): 2111676

約数和(自身を除く): 813327

約数列:

[1, 3, 9, 13, 27, 39, 81, 117, 137, 243, 351, 411, 729, 1053, 1233, 1781, 3159, 3699, 5343, 9477, 11097, 16029, 33291, 48087, 99873, 144261, 432783, 1298349]

約数ペア:

[(1, 1298349), (3, 432783), (9, 144261), (13, 99873), (27, 48087), (39, 33291), (81, 16029), (117, 11097), (137, 9477), (243, 5343), (351, 3699), (411, 3159), (729, 1781), (1053, 1233)]