205392465

素因数分解:

$3^2\times 5^1\times {\mathrm{151}}^1\times {\mathrm{167}}^1\times {\mathrm{181}}^1$

素因数の和:510

約数の個数: 48

約数和(自身を含む): 362509056

約数和(自身を除く): 157116591

約数列:

[1, 3, 5, 9, 15, 45, 151, 167, 181, 453, 501, 543, 755, 835, 905, 1359, 1503, 1629, 2265, 2505, 2715, 6795, 7515, 8145, 25217, 27331, 30227, 75651, 81993, 90681, 126085, 136655, 151135, 226953, 245979, 272043, 378255, 409965, 453405, 1134765, 1229895, 1360215, 4564277, 13692831, 22821385, 41078493, 68464155, 205392465]

約数ペア:

[(1, 205392465), (3, 68464155), (5, 41078493), (9, 22821385), (15, 13692831), (45, 4564277), (151, 1360215), (167, 1229895), (181, 1134765), (453, 453405), (501, 409965), (543, 378255), (755, 272043), (835, 245979), (905, 226953), (1359, 151135), (1503, 136655), (1629, 126085), (2265, 90681), (2505, 81993), (2715, 75651), (6795, 30227), (7515, 27331), (8145, 25217)]