28645578

素因数分解:

$2^1\times 3^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{379}}^1$

素因数の和:436

約数の個数: 96

約数和(自身を含む): 74692800

約数和(自身を除く): 46047222

約数列:

[1, 2, 3, 6, 9, 13, 17, 18, 19, 26, 34, 38, 39, 51, 57, 78, 102, 114, 117, 153, 171, 221, 234, 247, 306, 323, 342, 379, 442, 494, 646, 663, 741, 758, 969, 1137, 1326, 1482, 1938, 1989, 2223, 2274, 2907, 3411, 3978, 4199, 4446, 4927, 5814, 6443, 6822, 7201, 8398, 9854, 12597, 12886, 14402, 14781, 19329, 21603, 25194, 29562, 37791, 38658, 43206, 44343, 57987, 64809, 75582, 83759, 88686, 93613, 115974, 122417, 129618, 167518, 187226, 244834, 251277, 280839, 367251, 502554, 561678, 734502, 753831, 842517, 1101753, 1507662, 1591421, 1685034, 2203506, 3182842, 4774263, 9548526, 14322789, 28645578]

約数ペア:

[(1, 28645578), (2, 14322789), (3, 9548526), (6, 4774263), (9, 3182842), (13, 2203506), (17, 1685034), (18, 1591421), (19, 1507662), (26, 1101753), (34, 842517), (38, 753831), (39, 734502), (51, 561678), (57, 502554), (78, 367251), (102, 280839), (114, 251277), (117, 244834), (153, 187226), (171, 167518), (221, 129618), (234, 122417), (247, 115974), (306, 93613), (323, 88686), (342, 83759), (379, 75582), (442, 64809), (494, 57987), (646, 44343), (663, 43206), (741, 38658), (758, 37791), (969, 29562), (1137, 25194), (1326, 21603), (1482, 19329), (1938, 14781), (1989, 14402), (2223, 12886), (2274, 12597), (2907, 9854), (3411, 8398), (3978, 7201), (4199, 6822), (4446, 6443), (4927, 5814)]