206823575

素因数分解:

$5^2\times 7^1\times {\mathrm{593}}^1\times {\mathrm{1993}}^1$

素因数の和:2603

約数の個数: 24

約数和(自身を含む): 293740128

約数和(自身を除く): 86916553

約数列:

[1, 5, 7, 25, 35, 175, 593, 1993, 2965, 4151, 9965, 13951, 14825, 20755, 49825, 69755, 103775, 348775, 1181849, 5909245, 8272943, 29546225, 41364715, 206823575]

約数ペア:

[(1, 206823575), (5, 41364715), (7, 29546225), (25, 8272943), (35, 5909245), (175, 1181849), (593, 348775), (1993, 103775), (2965, 69755), (4151, 49825), (9965, 20755), (13951, 14825)]