7207137

素因数分解:

$3^5\times 7^1\times {\mathrm{19}}^1\times {\mathrm{223}}^1$

素因数の和:264

約数の個数: 48

約数和(自身を含む): 13045760

約数和(自身を除く): 5838623

約数列:

[1, 3, 7, 9, 19, 21, 27, 57, 63, 81, 133, 171, 189, 223, 243, 399, 513, 567, 669, 1197, 1539, 1561, 1701, 2007, 3591, 4237, 4617, 4683, 6021, 10773, 12711, 14049, 18063, 29659, 32319, 38133, 42147, 54189, 88977, 114399, 126441, 266931, 343197, 379323, 800793, 1029591, 2402379, 7207137]

約数ペア:

[(1, 7207137), (3, 2402379), (7, 1029591), (9, 800793), (19, 379323), (21, 343197), (27, 266931), (57, 126441), (63, 114399), (81, 88977), (133, 54189), (171, 42147), (189, 38133), (223, 32319), (243, 29659), (399, 18063), (513, 14049), (567, 12711), (669, 10773), (1197, 6021), (1539, 4683), (1561, 4617), (1701, 4237), (2007, 3591)]