217781154

素因数分解:

$2^1\times 3^2\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{59}}^1\times {\mathrm{251}}^1$

素因数の和:380

約数の個数: 96

約数和(自身を含む): 518918400

約数和(自身を除く): 301137246

約数列:

[1, 2, 3, 6, 9, 18, 19, 38, 43, 57, 59, 86, 114, 118, 129, 171, 177, 251, 258, 342, 354, 387, 502, 531, 753, 774, 817, 1062, 1121, 1506, 1634, 2242, 2259, 2451, 2537, 3363, 4518, 4769, 4902, 5074, 6726, 7353, 7611, 9538, 10089, 10793, 14307, 14706, 14809, 15222, 20178, 21586, 22833, 28614, 29618, 32379, 42921, 44427, 45666, 48203, 64758, 85842, 88854, 96406, 97137, 133281, 144609, 194274, 205067, 266562, 281371, 289218, 410134, 433827, 562742, 615201, 636787, 844113, 867654, 1230402, 1273574, 1688226, 1845603, 1910361, 2532339, 3691206, 3820722, 5064678, 5731083, 11462166, 12098953, 24197906, 36296859, 72593718, 108890577, 217781154]

約数ペア:

[(1, 217781154), (2, 108890577), (3, 72593718), (6, 36296859), (9, 24197906), (18, 12098953), (19, 11462166), (38, 5731083), (43, 5064678), (57, 3820722), (59, 3691206), (86, 2532339), (114, 1910361), (118, 1845603), (129, 1688226), (171, 1273574), (177, 1230402), (251, 867654), (258, 844113), (342, 636787), (354, 615201), (387, 562742), (502, 433827), (531, 410134), (753, 289218), (774, 281371), (817, 266562), (1062, 205067), (1121, 194274), (1506, 144609), (1634, 133281), (2242, 97137), (2259, 96406), (2451, 88854), (2537, 85842), (3363, 64758), (4518, 48203), (4769, 45666), (4902, 44427), (5074, 42921), (6726, 32379), (7353, 29618), (7611, 28614), (9538, 22833), (10089, 21586), (10793, 20178), (14307, 15222), (14706, 14809)]