489642426

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{15733}}^1$

素因数の和:15780

約数の個数: 96

約数和(自身を含む): 1374522240

約数和(自身を除く): 884879814

約数列:

[1, 2, 3, 6, 7, 9, 13, 14, 18, 19, 21, 26, 38, 39, 42, 57, 63, 78, 91, 114, 117, 126, 133, 171, 182, 234, 247, 266, 273, 342, 399, 494, 546, 741, 798, 819, 1197, 1482, 1638, 1729, 2223, 2394, 3458, 4446, 5187, 10374, 15561, 15733, 31122, 31466, 47199, 94398, 110131, 141597, 204529, 220262, 283194, 298927, 330393, 409058, 597854, 613587, 660786, 896781, 991179, 1227174, 1431703, 1793562, 1840761, 1982358, 2092489, 2690343, 2863406, 3681522, 3886051, 4184978, 4295109, 5380686, 6277467, 7772102, 8590218, 11658153, 12554934, 12885327, 18832401, 23316306, 25770654, 27202357, 34974459, 37664802, 54404714, 69948918, 81607071, 163214142, 244821213, 489642426]

約数ペア:

[(1, 489642426), (2, 244821213), (3, 163214142), (6, 81607071), (7, 69948918), (9, 54404714), (13, 37664802), (14, 34974459), (18, 27202357), (19, 25770654), (21, 23316306), (26, 18832401), (38, 12885327), (39, 12554934), (42, 11658153), (57, 8590218), (63, 7772102), (78, 6277467), (91, 5380686), (114, 4295109), (117, 4184978), (126, 3886051), (133, 3681522), (171, 2863406), (182, 2690343), (234, 2092489), (247, 1982358), (266, 1840761), (273, 1793562), (342, 1431703), (399, 1227174), (494, 991179), (546, 896781), (741, 660786), (798, 613587), (819, 597854), (1197, 409058), (1482, 330393), (1638, 298927), (1729, 283194), (2223, 220262), (2394, 204529), (3458, 141597), (4446, 110131), (5187, 94398), (10374, 47199), (15561, 31466), (15733, 31122)]