138687615

素因数分解:

$3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{16481}}^1$

素因数の和:16520

約数の個数: 48

約数和(自身を含む): 277688736

約数和(自身を除く): 139001121

約数列:

[1, 3, 5, 9, 11, 15, 17, 33, 45, 51, 55, 85, 99, 153, 165, 187, 255, 495, 561, 765, 935, 1683, 2805, 8415, 16481, 49443, 82405, 148329, 181291, 247215, 280177, 543873, 741645, 840531, 906455, 1400885, 1631619, 2521593, 2719365, 3081947, 4202655, 8158095, 9245841, 12607965, 15409735, 27737523, 46229205, 138687615]

約数ペア:

[(1, 138687615), (3, 46229205), (5, 27737523), (9, 15409735), (11, 12607965), (15, 9245841), (17, 8158095), (33, 4202655), (45, 3081947), (51, 2719365), (55, 2521593), (85, 1631619), (99, 1400885), (153, 906455), (165, 840531), (187, 741645), (255, 543873), (495, 280177), (561, 247215), (765, 181291), (935, 148329), (1683, 82405), (2805, 49443), (8415, 16481)]