645553665

素因数分解:

$3^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{83}}^1\times {\mathrm{3389}}^1$

素因数の和:3503

約数の個数: 64

約数和(自身を含む): 1230163200

約数和(自身を除く): 584609535

約数列:

[1, 3, 5, 9, 15, 17, 27, 45, 51, 83, 85, 135, 153, 249, 255, 415, 459, 747, 765, 1245, 1411, 2241, 2295, 3389, 3735, 4233, 7055, 10167, 11205, 12699, 16945, 21165, 30501, 38097, 50835, 57613, 63495, 91503, 152505, 172839, 190485, 281287, 288065, 457515, 518517, 843861, 864195, 1406435, 1555551, 2531583, 2592585, 4219305, 4781879, 7594749, 7777755, 12657915, 14345637, 23909395, 37973745, 43036911, 71728185, 129110733, 215184555, 645553665]

約数ペア:

[(1, 645553665), (3, 215184555), (5, 129110733), (9, 71728185), (15, 43036911), (17, 37973745), (27, 23909395), (45, 14345637), (51, 12657915), (83, 7777755), (85, 7594749), (135, 4781879), (153, 4219305), (249, 2592585), (255, 2531583), (415, 1555551), (459, 1406435), (747, 864195), (765, 843861), (1245, 518517), (1411, 457515), (2241, 288065), (2295, 281287), (3389, 190485), (3735, 172839), (4233, 152505), (7055, 91503), (10167, 63495), (11205, 57613), (12699, 50835), (16945, 38097), (21165, 30501)]