131664813

素因数分解:

$3^1\times 7^2\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{59}}^1$

素因数の和:159

約数の個数: 96

約数和(自身を含む): 236390400

約数和(自身を除く): 104725587

約数列:

[1, 3, 7, 17, 19, 21, 47, 49, 51, 57, 59, 119, 133, 141, 147, 177, 323, 329, 357, 399, 413, 799, 833, 893, 931, 969, 987, 1003, 1121, 1239, 2261, 2303, 2397, 2499, 2679, 2773, 2793, 2891, 3009, 3363, 5593, 6251, 6783, 6909, 7021, 7847, 8319, 8673, 15181, 15827, 16779, 18753, 19057, 19411, 21063, 23541, 39151, 43757, 45543, 47141, 47481, 49147, 52687, 54929, 57171, 58233, 106267, 117453, 131271, 133399, 135877, 141423, 147441, 158061, 164787, 318801, 329987, 368809, 400197, 407631, 743869, 895679, 933793, 989961, 1106427, 2231607, 2309909, 2581663, 2687037, 2801379, 6269753, 6929727, 7744989, 18809259, 43888271, 131664813]

約数ペア:

[(1, 131664813), (3, 43888271), (7, 18809259), (17, 7744989), (19, 6929727), (21, 6269753), (47, 2801379), (49, 2687037), (51, 2581663), (57, 2309909), (59, 2231607), (119, 1106427), (133, 989961), (141, 933793), (147, 895679), (177, 743869), (323, 407631), (329, 400197), (357, 368809), (399, 329987), (413, 318801), (799, 164787), (833, 158061), (893, 147441), (931, 141423), (969, 135877), (987, 133399), (1003, 131271), (1121, 117453), (1239, 106267), (2261, 58233), (2303, 57171), (2397, 54929), (2499, 52687), (2679, 49147), (2773, 47481), (2793, 47141), (2891, 45543), (3009, 43757), (3363, 39151), (5593, 23541), (6251, 21063), (6783, 19411), (6909, 19057), (7021, 18753), (7847, 16779), (8319, 15827), (8673, 15181)]