65211279

素因数分解:

$3^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{41}}^1\times {\mathrm{89}}^1$

素因数の和:200

約数の個数: 64

約数和(自身を含む): 110315520

約数和(自身を除く): 45104241

約数列:

[1, 3, 7, 21, 23, 37, 41, 69, 89, 111, 123, 161, 259, 267, 287, 483, 623, 777, 851, 861, 943, 1517, 1869, 2047, 2553, 2829, 3293, 3649, 4551, 5957, 6141, 6601, 9879, 10619, 10947, 14329, 17871, 19803, 23051, 25543, 31857, 34891, 42987, 69153, 75739, 76629, 83927, 104673, 135013, 227217, 244237, 251781, 405039, 530173, 587489, 732711, 945091, 1590519, 1762467, 2835273, 3105299, 9315897, 21737093, 65211279]

約数ペア:

[(1, 65211279), (3, 21737093), (7, 9315897), (21, 3105299), (23, 2835273), (37, 1762467), (41, 1590519), (69, 945091), (89, 732711), (111, 587489), (123, 530173), (161, 405039), (259, 251781), (267, 244237), (287, 227217), (483, 135013), (623, 104673), (777, 83927), (851, 76629), (861, 75739), (943, 69153), (1517, 42987), (1869, 34891), (2047, 31857), (2553, 25543), (2829, 23051), (3293, 19803), (3649, 17871), (4551, 14329), (5957, 10947), (6141, 10619), (6601, 9879)]