28117206

素因数分解:

$2^1\times 3^4\times {\mathrm{13}}^3\times {\mathrm{79}}^1$

素因数の和:132

約数の個数: 80

約数和(自身を含む): 69115200

約数和(自身を除く): 40997994

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 27, 39, 54, 78, 79, 81, 117, 158, 162, 169, 234, 237, 338, 351, 474, 507, 702, 711, 1014, 1027, 1053, 1422, 1521, 2054, 2106, 2133, 2197, 3042, 3081, 4266, 4394, 4563, 6162, 6399, 6591, 9126, 9243, 12798, 13182, 13351, 13689, 18486, 19773, 26702, 27378, 27729, 39546, 40053, 55458, 59319, 80106, 83187, 118638, 120159, 166374, 173563, 177957, 240318, 347126, 355914, 360477, 520689, 720954, 1041378, 1081431, 1562067, 2162862, 3124134, 4686201, 9372402, 14058603, 28117206]

約数ペア:

[(1, 28117206), (2, 14058603), (3, 9372402), (6, 4686201), (9, 3124134), (13, 2162862), (18, 1562067), (26, 1081431), (27, 1041378), (39, 720954), (54, 520689), (78, 360477), (79, 355914), (81, 347126), (117, 240318), (158, 177957), (162, 173563), (169, 166374), (234, 120159), (237, 118638), (338, 83187), (351, 80106), (474, 59319), (507, 55458), (702, 40053), (711, 39546), (1014, 27729), (1027, 27378), (1053, 26702), (1422, 19773), (1521, 18486), (2054, 13689), (2106, 13351), (2133, 13182), (2197, 12798), (3042, 9243), (3081, 9126), (4266, 6591), (4394, 6399), (4563, 6162)]