248873229

素因数分解:

$3^4\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{241}}^1$

素因数の和:344

約数の個数: 80

約数和(自身を含む): 435716160

約数和(自身を除く): 186842931

約数列:

[1, 3, 9, 11, 19, 27, 33, 57, 61, 81, 99, 171, 183, 209, 241, 297, 513, 549, 627, 671, 723, 891, 1159, 1539, 1647, 1881, 2013, 2169, 2651, 3477, 4579, 4941, 5643, 6039, 6507, 7953, 10431, 12749, 13737, 14701, 16929, 18117, 19521, 23859, 31293, 38247, 41211, 44103, 50369, 54351, 71577, 93879, 114741, 123633, 132309, 151107, 161711, 214731, 279319, 344223, 370899, 396927, 453321, 485133, 837957, 1032669, 1190781, 1359963, 1455399, 2513871, 3072509, 4079889, 4366197, 7541613, 9217527, 13098591, 22624839, 27652581, 82957743, 248873229]

約数ペア:

[(1, 248873229), (3, 82957743), (9, 27652581), (11, 22624839), (19, 13098591), (27, 9217527), (33, 7541613), (57, 4366197), (61, 4079889), (81, 3072509), (99, 2513871), (171, 1455399), (183, 1359963), (209, 1190781), (241, 1032669), (297, 837957), (513, 485133), (549, 453321), (627, 396927), (671, 370899), (723, 344223), (891, 279319), (1159, 214731), (1539, 161711), (1647, 151107), (1881, 132309), (2013, 123633), (2169, 114741), (2651, 93879), (3477, 71577), (4579, 54351), (4941, 50369), (5643, 44103), (6039, 41211), (6507, 38247), (7953, 31293), (10431, 23859), (12749, 19521), (13737, 18117), (14701, 16929)]