12220475687

素因数分解:

$7^3\times {\mathrm{17}}^2\times {\mathrm{43}}^1\times {\mathrm{47}}^1\times {\mathrm{61}}^1$

素因数の和:206

約数の個数: 96

約数和(自身を含む): 16079923200

約数和(自身を除く): 3859447513

約数列:

[1, 7, 17, 43, 47, 49, 61, 119, 289, 301, 329, 343, 427, 731, 799, 833, 1037, 2021, 2023, 2107, 2303, 2623, 2867, 2989, 5117, 5593, 5831, 7259, 12427, 13583, 14147, 14161, 14749, 16121, 17629, 18361, 20069, 20923, 34357, 35819, 39151, 44591, 48739, 50813, 86989, 95081, 99029, 99127, 123281, 123403, 128527, 140483, 240499, 250733, 274057, 312137, 341173, 355691, 584069, 608923, 665567, 693203, 758047, 828563, 862967, 863821, 899689, 983381, 1683493, 2095777, 2184959, 2388211, 4088483, 4262461, 4658969, 5306329, 5799941, 6040769, 6046747, 11784451, 14670439, 15294713, 16717477, 28619381, 35628209, 37144303, 40599587, 42285383, 102693073, 200335667, 249397463, 260010121, 284197109, 718851511, 1745782241, 12220475687]

約数ペア:

[(1, 12220475687), (7, 1745782241), (17, 718851511), (43, 284197109), (47, 260010121), (49, 249397463), (61, 200335667), (119, 102693073), (289, 42285383), (301, 40599587), (329, 37144303), (343, 35628209), (427, 28619381), (731, 16717477), (799, 15294713), (833, 14670439), (1037, 11784451), (2021, 6046747), (2023, 6040769), (2107, 5799941), (2303, 5306329), (2623, 4658969), (2867, 4262461), (2989, 4088483), (5117, 2388211), (5593, 2184959), (5831, 2095777), (7259, 1683493), (12427, 983381), (13583, 899689), (14147, 863821), (14161, 862967), (14749, 828563), (16121, 758047), (17629, 693203), (18361, 665567), (20069, 608923), (20923, 584069), (34357, 355691), (35819, 341173), (39151, 312137), (44591, 274057), (48739, 250733), (50813, 240499), (86989, 140483), (95081, 128527), (99029, 123403), (99127, 123281)]