8203923

素因数分解:

$3^5\times 7^2\times {\mathrm{13}}^1\times {\mathrm{53}}^1$

素因数の和:95

約数の個数: 72

約数和(自身を含む): 15685488

約数和(自身を除く): 7481565

約数列:

[1, 3, 7, 9, 13, 21, 27, 39, 49, 53, 63, 81, 91, 117, 147, 159, 189, 243, 273, 351, 371, 441, 477, 567, 637, 689, 819, 1053, 1113, 1323, 1431, 1701, 1911, 2067, 2457, 2597, 3159, 3339, 3969, 4293, 4823, 5733, 6201, 7371, 7791, 10017, 11907, 12879, 14469, 17199, 18603, 22113, 23373, 30051, 33761, 43407, 51597, 55809, 70119, 90153, 101283, 130221, 154791, 167427, 210357, 303849, 390663, 631071, 911547, 1171989, 2734641, 8203923]

約数ペア:

[(1, 8203923), (3, 2734641), (7, 1171989), (9, 911547), (13, 631071), (21, 390663), (27, 303849), (39, 210357), (49, 167427), (53, 154791), (63, 130221), (81, 101283), (91, 90153), (117, 70119), (147, 55809), (159, 51597), (189, 43407), (243, 33761), (273, 30051), (351, 23373), (371, 22113), (441, 18603), (477, 17199), (567, 14469), (637, 12879), (689, 11907), (819, 10017), (1053, 7791), (1113, 7371), (1323, 6201), (1431, 5733), (1701, 4823), (1911, 4293), (2067, 3969), (2457, 3339), (2597, 3159)]