3989971538

素因数分解:

$2^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{67}}^1\times {\mathrm{131}}^1\times {\mathrm{1709}}^1$

素因数の和:1935

約数の個数: 64

約数和(自身を含む): 7367500800

約数和(自身を除く): 3377529262

約数列:

[1, 2, 7, 14, 19, 38, 67, 131, 133, 134, 262, 266, 469, 917, 938, 1273, 1709, 1834, 2489, 2546, 3418, 4978, 8777, 8911, 11963, 17423, 17554, 17822, 23926, 32471, 34846, 61439, 64942, 114503, 122878, 166763, 223879, 227297, 229006, 333526, 447758, 454594, 801521, 1167341, 1567153, 1603042, 2175557, 2334682, 3134306, 4253701, 4351114, 8507402, 14999893, 15228899, 29775907, 29999786, 30457798, 59551814, 104999251, 209998502, 284997967, 569995934, 1994985769, 3989971538]

約数ペア:

[(1, 3989971538), (2, 1994985769), (7, 569995934), (14, 284997967), (19, 209998502), (38, 104999251), (67, 59551814), (131, 30457798), (133, 29999786), (134, 29775907), (262, 15228899), (266, 14999893), (469, 8507402), (917, 4351114), (938, 4253701), (1273, 3134306), (1709, 2334682), (1834, 2175557), (2489, 1603042), (2546, 1567153), (3418, 1167341), (4978, 801521), (8777, 454594), (8911, 447758), (11963, 333526), (17423, 229006), (17554, 227297), (17822, 223879), (23926, 166763), (32471, 122878), (34846, 114503), (61439, 64942)]