31884156

素因数分解:

$2^2\times 3^2\times {\mathrm{43}}^2\times {\mathrm{479}}^1$

素因数の和:575

約数の個数: 54

約数和(自身を含む): 82686240

約数和(自身を除く): 50802084

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 43, 86, 129, 172, 258, 387, 479, 516, 774, 958, 1437, 1548, 1849, 1916, 2874, 3698, 4311, 5547, 5748, 7396, 8622, 11094, 16641, 17244, 20597, 22188, 33282, 41194, 61791, 66564, 82388, 123582, 185373, 247164, 370746, 741492, 885671, 1771342, 2657013, 3542684, 5314026, 7971039, 10628052, 15942078, 31884156]

約数ペア:

[(1, 31884156), (2, 15942078), (3, 10628052), (4, 7971039), (6, 5314026), (9, 3542684), (12, 2657013), (18, 1771342), (36, 885671), (43, 741492), (86, 370746), (129, 247164), (172, 185373), (258, 123582), (387, 82388), (479, 66564), (516, 61791), (774, 41194), (958, 33282), (1437, 22188), (1548, 20597), (1849, 17244), (1916, 16641), (2874, 11094), (3698, 8622), (4311, 7396), (5547, 5748)]