71540469

素因数分解:

$3^3\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{2647}}^1$

素因数の和:2687

約数の個数: 64

約数和(自身を含む): 142356480

約数和(自身を除く): 70816011

約数列:

[1, 3, 7, 9, 11, 13, 21, 27, 33, 39, 63, 77, 91, 99, 117, 143, 189, 231, 273, 297, 351, 429, 693, 819, 1001, 1287, 2079, 2457, 2647, 3003, 3861, 7941, 9009, 18529, 23823, 27027, 29117, 34411, 55587, 71469, 87351, 103233, 166761, 203819, 240877, 262053, 309699, 378521, 500283, 611457, 722631, 786159, 929097, 1135563, 1834371, 2167893, 2649647, 3406689, 5503113, 6503679, 7948941, 10220067, 23846823, 71540469]

約数ペア:

[(1, 71540469), (3, 23846823), (7, 10220067), (9, 7948941), (11, 6503679), (13, 5503113), (21, 3406689), (27, 2649647), (33, 2167893), (39, 1834371), (63, 1135563), (77, 929097), (91, 786159), (99, 722631), (117, 611457), (143, 500283), (189, 378521), (231, 309699), (273, 262053), (297, 240877), (351, 203819), (429, 166761), (693, 103233), (819, 87351), (1001, 71469), (1287, 55587), (2079, 34411), (2457, 29117), (2647, 27027), (3003, 23823), (3861, 18529), (7941, 9009)]