20162942793

素因数分解:

$3^3\times 7^1\times {\mathrm{397}}^1\times {\mathrm{268721}}^1$

素因数の和:269134

約数の個数: 32

約数和(自身を含む): 34224433920

約数和(自身を除く): 14061491127

約数列:

[1, 3, 7, 9, 21, 27, 63, 189, 397, 1191, 2779, 3573, 8337, 10719, 25011, 75033, 268721, 806163, 1881047, 2418489, 5643141, 7255467, 16929423, 50788269, 106682237, 320046711, 746775659, 960140133, 2240326977, 2880420399, 6720980931, 20162942793]

約数ペア:

[(1, 20162942793), (3, 6720980931), (7, 2880420399), (9, 2240326977), (21, 960140133), (27, 746775659), (63, 320046711), (189, 106682237), (397, 50788269), (1191, 16929423), (2779, 7255467), (3573, 5643141), (8337, 2418489), (10719, 1881047), (25011, 806163), (75033, 268721)]