87978996

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{127}}^1\times {\mathrm{2749}}^1$

素因数の和:2893

約数の個数: 72

約数和(自身を含む): 256256000

約数和(自身を除く): 168277004

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 63, 84, 126, 127, 252, 254, 381, 508, 762, 889, 1143, 1524, 1778, 2286, 2667, 2749, 3556, 4572, 5334, 5498, 8001, 8247, 10668, 10996, 16002, 16494, 19243, 24741, 32004, 32988, 38486, 49482, 57729, 76972, 98964, 115458, 173187, 230916, 346374, 349123, 692748, 698246, 1047369, 1396492, 2094738, 2443861, 3142107, 4189476, 4887722, 6284214, 7331583, 9775444, 12568428, 14663166, 21994749, 29326332, 43989498, 87978996]

約数ペア:

[(1, 87978996), (2, 43989498), (3, 29326332), (4, 21994749), (6, 14663166), (7, 12568428), (9, 9775444), (12, 7331583), (14, 6284214), (18, 4887722), (21, 4189476), (28, 3142107), (36, 2443861), (42, 2094738), (63, 1396492), (84, 1047369), (126, 698246), (127, 692748), (252, 349123), (254, 346374), (381, 230916), (508, 173187), (762, 115458), (889, 98964), (1143, 76972), (1524, 57729), (1778, 49482), (2286, 38486), (2667, 32988), (2749, 32004), (3556, 24741), (4572, 19243), (5334, 16494), (5498, 16002), (8001, 10996), (8247, 10668)]