291844161

素因数分解:

$3^3\times 7^1\times {\mathrm{19}}^1\times {\mathrm{67}}^1\times {\mathrm{1213}}^1$

素因数の和:1315

約数の個数: 64

約数和(自身を含む): 528332800

約数和(自身を除く): 236488639

約数列:

[1, 3, 7, 9, 19, 21, 27, 57, 63, 67, 133, 171, 189, 201, 399, 469, 513, 603, 1197, 1213, 1273, 1407, 1809, 3591, 3639, 3819, 4221, 8491, 8911, 10917, 11457, 12663, 23047, 25473, 26733, 32751, 34371, 69141, 76419, 80199, 81271, 161329, 207423, 229257, 240597, 243813, 483987, 568897, 622269, 731439, 1451961, 1544149, 1706691, 2194317, 4355883, 4632447, 5120073, 10809043, 13897341, 15360219, 32427129, 41692023, 97281387, 291844161]

約数ペア:

[(1, 291844161), (3, 97281387), (7, 41692023), (9, 32427129), (19, 15360219), (21, 13897341), (27, 10809043), (57, 5120073), (63, 4632447), (67, 4355883), (133, 2194317), (171, 1706691), (189, 1544149), (201, 1451961), (399, 731439), (469, 622269), (513, 568897), (603, 483987), (1197, 243813), (1213, 240597), (1273, 229257), (1407, 207423), (1809, 161329), (3591, 81271), (3639, 80199), (3819, 76419), (4221, 69141), (8491, 34371), (8911, 32751), (10917, 26733), (11457, 25473), (12663, 23047)]