16997575

素因数分解:

$5^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{103}}^1$

素因数の和:184

約数の個数: 48

約数和(自身を含む): 25998336

約数和(自身を除く): 9000761

約数列:

[1, 5, 7, 23, 25, 35, 41, 103, 115, 161, 175, 205, 287, 515, 575, 721, 805, 943, 1025, 1435, 2369, 2575, 3605, 4025, 4223, 4715, 6601, 7175, 11845, 16583, 18025, 21115, 23575, 29561, 33005, 59225, 82915, 97129, 105575, 147805, 165025, 414575, 485645, 679903, 739025, 2428225, 3399515, 16997575]

約数ペア:

[(1, 16997575), (5, 3399515), (7, 2428225), (23, 739025), (25, 679903), (35, 485645), (41, 414575), (103, 165025), (115, 147805), (161, 105575), (175, 97129), (205, 82915), (287, 59225), (515, 33005), (575, 29561), (721, 23575), (805, 21115), (943, 18025), (1025, 16583), (1435, 11845), (2369, 7175), (2575, 6601), (3605, 4715), (4025, 4223)]