157137003

素因数分解:

$3^4\times {\mathrm{239}}^1\times {\mathrm{8117}}^1$

素因数の和:8368

約数の個数: 20

約数和(自身を含む): 235746720

約数和(自身を除く): 78609717

約数列:

[1, 3, 9, 27, 81, 239, 717, 2151, 6453, 8117, 19359, 24351, 73053, 219159, 657477, 1939963, 5819889, 17459667, 52379001, 157137003]

約数ペア:

[(1, 157137003), (3, 52379001), (9, 17459667), (27, 5819889), (81, 1939963), (239, 657477), (717, 219159), (2151, 73053), (6453, 24351), (8117, 19359)]