1961502823

素因数分解:

$7^1\times {\mathrm{17}}^2\times {\mathrm{821}}^1\times {\mathrm{1181}}^1$

素因数の和:2043

約数の個数: 24

約数和(自身を含む): 2386259424

約数和(自身を除く): 424756601

約数列:

[1, 7, 17, 119, 289, 821, 1181, 2023, 5747, 8267, 13957, 20077, 97699, 140539, 237269, 341309, 969601, 1660883, 2389163, 6787207, 16483217, 115382519, 280214689, 1961502823]

約数ペア:

[(1, 1961502823), (7, 280214689), (17, 115382519), (119, 16483217), (289, 6787207), (821, 2389163), (1181, 1660883), (2023, 969601), (5747, 341309), (8267, 237269), (13957, 140539), (20077, 97699)]