9640449

素因数分解:

$3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{79}}^1\times {\mathrm{149}}^1$

素因数の和:254

約数の個数: 48

約数和(自身を含む): 17472000

約数和(自身を除く): 7831551

約数列:

[1, 3, 7, 9, 13, 21, 39, 63, 79, 91, 117, 149, 237, 273, 447, 553, 711, 819, 1027, 1043, 1341, 1659, 1937, 3081, 3129, 4977, 5811, 7189, 9243, 9387, 11771, 13559, 17433, 21567, 35313, 40677, 64701, 82397, 105939, 122031, 153023, 247191, 459069, 741573, 1071161, 1377207, 3213483, 9640449]

約数ペア:

[(1, 9640449), (3, 3213483), (7, 1377207), (9, 1071161), (13, 741573), (21, 459069), (39, 247191), (63, 153023), (79, 122031), (91, 105939), (117, 82397), (149, 64701), (237, 40677), (273, 35313), (447, 21567), (553, 17433), (711, 13559), (819, 11771), (1027, 9387), (1043, 9243), (1341, 7189), (1659, 5811), (1937, 4977), (3081, 3129)]