16409169

素因数分解:

$3^3\times 7^2\times {\mathrm{79}}^1\times {\mathrm{157}}^1$

素因数の和:259

約数の個数: 48

約数和(自身を含む): 28819200

約数和(自身を除く): 12410031

約数列:

[1, 3, 7, 9, 21, 27, 49, 63, 79, 147, 157, 189, 237, 441, 471, 553, 711, 1099, 1323, 1413, 1659, 2133, 3297, 3871, 4239, 4977, 7693, 9891, 11613, 12403, 14931, 23079, 29673, 34839, 37209, 69237, 86821, 104517, 111627, 207711, 260463, 334881, 607747, 781389, 1823241, 2344167, 5469723, 16409169]

約数ペア:

[(1, 16409169), (3, 5469723), (7, 2344167), (9, 1823241), (21, 781389), (27, 607747), (49, 334881), (63, 260463), (79, 207711), (147, 111627), (157, 104517), (189, 86821), (237, 69237), (441, 37209), (471, 34839), (553, 29673), (711, 23079), (1099, 14931), (1323, 12403), (1413, 11613), (1659, 9891), (2133, 7693), (3297, 4977), (3871, 4239)]