561393

素因数分解:

$3^2\times 7^2\times {\mathrm{19}}^1\times {\mathrm{67}}^1$

素因数の和:106

約数の個数: 36

約数和(自身を含む): 1007760

約数和(自身を除く): 446367

約数列:

[1, 3, 7, 9, 19, 21, 49, 57, 63, 67, 133, 147, 171, 201, 399, 441, 469, 603, 931, 1197, 1273, 1407, 2793, 3283, 3819, 4221, 8379, 8911, 9849, 11457, 26733, 29547, 62377, 80199, 187131, 561393]

約数ペア:

[(1, 561393), (3, 187131), (7, 80199), (9, 62377), (19, 29547), (21, 26733), (49, 11457), (57, 9849), (63, 8911), (67, 8379), (133, 4221), (147, 3819), (171, 3283), (201, 2793), (399, 1407), (441, 1273), (469, 1197), (603, 931)]