15978606

素因数分解:

$2^1\times 3^1\times 7^2\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{139}}^1$

素因数の和:198

約数の個数: 96

約数和(自身を含む): 41368320

約数和(自身を除く): 25389714

約数列:

[1, 2, 3, 6, 7, 14, 17, 21, 23, 34, 42, 46, 49, 51, 69, 98, 102, 119, 138, 139, 147, 161, 238, 278, 294, 322, 357, 391, 417, 483, 714, 782, 833, 834, 966, 973, 1127, 1173, 1666, 1946, 2254, 2346, 2363, 2499, 2737, 2919, 3197, 3381, 4726, 4998, 5474, 5838, 6394, 6762, 6811, 7089, 8211, 9591, 13622, 14178, 16422, 16541, 19159, 19182, 20433, 22379, 33082, 38318, 40866, 44758, 49623, 54349, 57477, 67137, 99246, 108698, 114954, 115787, 134274, 156653, 163047, 231574, 313306, 326094, 347361, 380443, 469959, 694722, 760886, 939918, 1141329, 2282658, 2663101, 5326202, 7989303, 15978606]

約数ペア:

[(1, 15978606), (2, 7989303), (3, 5326202), (6, 2663101), (7, 2282658), (14, 1141329), (17, 939918), (21, 760886), (23, 694722), (34, 469959), (42, 380443), (46, 347361), (49, 326094), (51, 313306), (69, 231574), (98, 163047), (102, 156653), (119, 134274), (138, 115787), (139, 114954), (147, 108698), (161, 99246), (238, 67137), (278, 57477), (294, 54349), (322, 49623), (357, 44758), (391, 40866), (417, 38318), (483, 33082), (714, 22379), (782, 20433), (833, 19182), (834, 19159), (966, 16541), (973, 16422), (1127, 14178), (1173, 13622), (1666, 9591), (1946, 8211), (2254, 7089), (2346, 6811), (2363, 6762), (2499, 6394), (2737, 5838), (2919, 5474), (3197, 4998), (3381, 4726)]