173988415

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{79}}^1\times {\mathrm{97}}^1\times {\mathrm{239}}^1$

素因数の和:439

約数の個数: 32

約数和(自身を含む): 225792000

約数和(自身を除く): 51803585

約数列:

[1, 5, 19, 79, 95, 97, 239, 395, 485, 1195, 1501, 1843, 4541, 7505, 7663, 9215, 18881, 22705, 23183, 38315, 94405, 115915, 145597, 358739, 440477, 727985, 1793695, 1831457, 2202385, 9157285, 34797683, 173988415]

約数ペア:

[(1, 173988415), (5, 34797683), (19, 9157285), (79, 2202385), (95, 1831457), (97, 1793695), (239, 727985), (395, 440477), (485, 358739), (1195, 145597), (1501, 115915), (1843, 94405), (4541, 38315), (7505, 23183), (7663, 22705), (9215, 18881)]