39239788

素因数分解:

$2^2\times 7^2\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{257}}^1$

素因数の和:335

約数の個数: 72

約数和(自身を含む): 86471280

約数和(自身を除く): 47231492

約数列:

[1, 2, 4, 7, 14, 19, 28, 38, 41, 49, 76, 82, 98, 133, 164, 196, 257, 266, 287, 514, 532, 574, 779, 931, 1028, 1148, 1558, 1799, 1862, 2009, 3116, 3598, 3724, 4018, 4883, 5453, 7196, 8036, 9766, 10537, 10906, 12593, 19532, 21074, 21812, 25186, 34181, 38171, 42148, 50372, 68362, 73759, 76342, 136724, 147518, 152684, 200203, 239267, 295036, 400406, 478534, 516313, 800812, 957068, 1032626, 1401421, 2065252, 2802842, 5605684, 9809947, 19619894, 39239788]

約数ペア:

[(1, 39239788), (2, 19619894), (4, 9809947), (7, 5605684), (14, 2802842), (19, 2065252), (28, 1401421), (38, 1032626), (41, 957068), (49, 800812), (76, 516313), (82, 478534), (98, 400406), (133, 295036), (164, 239267), (196, 200203), (257, 152684), (266, 147518), (287, 136724), (514, 76342), (532, 73759), (574, 68362), (779, 50372), (931, 42148), (1028, 38171), (1148, 34181), (1558, 25186), (1799, 21812), (1862, 21074), (2009, 19532), (3116, 12593), (3598, 10906), (3724, 10537), (4018, 9766), (4883, 8036), (5453, 7196)]