258547506

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{67}}^1\times {\mathrm{139}}^1\times {\mathrm{661}}^1$

素因数の和:879

約数の個数: 64

約数和(自身を含む): 605015040

約数和(自身を除く): 346467534

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 67, 134, 139, 201, 278, 402, 417, 469, 661, 834, 938, 973, 1322, 1407, 1946, 1983, 2814, 2919, 3966, 4627, 5838, 9254, 9313, 13881, 18626, 27762, 27939, 44287, 55878, 65191, 88574, 91879, 130382, 132861, 183758, 195573, 265722, 275637, 310009, 391146, 551274, 620018, 643153, 930027, 1286306, 1860054, 1929459, 3858918, 6155893, 12311786, 18467679, 36935358, 43091251, 86182502, 129273753, 258547506]

約数ペア:

[(1, 258547506), (2, 129273753), (3, 86182502), (6, 43091251), (7, 36935358), (14, 18467679), (21, 12311786), (42, 6155893), (67, 3858918), (134, 1929459), (139, 1860054), (201, 1286306), (278, 930027), (402, 643153), (417, 620018), (469, 551274), (661, 391146), (834, 310009), (938, 275637), (973, 265722), (1322, 195573), (1407, 183758), (1946, 132861), (1983, 130382), (2814, 91879), (2919, 88574), (3966, 65191), (4627, 55878), (5838, 44287), (9254, 27939), (9313, 27762), (13881, 18626)]