179920629

素因数分解:

$3^3\times 7^1\times {\mathrm{149}}^1\times {\mathrm{6389}}^1$

素因数の和:6554

約数の個数: 32

約数和(自身を含む): 306720000

約数和(自身を除く): 126799371

約数列:

[1, 3, 7, 9, 21, 27, 63, 149, 189, 447, 1043, 1341, 3129, 4023, 6389, 9387, 19167, 28161, 44723, 57501, 134169, 172503, 402507, 951961, 1207521, 2855883, 6663727, 8567649, 19991181, 25702947, 59973543, 179920629]

約数ペア:

[(1, 179920629), (3, 59973543), (7, 25702947), (9, 19991181), (21, 8567649), (27, 6663727), (63, 2855883), (149, 1207521), (189, 951961), (447, 402507), (1043, 172503), (1341, 134169), (3129, 57501), (4023, 44723), (6389, 28161), (9387, 19167)]