25397946

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{103}}^2$

素因数の和:240

約数の個数: 72

約数和(自身を含む): 66849120

約数和(自身を除く): 41451174

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 19, 21, 38, 42, 57, 63, 103, 114, 126, 133, 171, 206, 266, 309, 342, 399, 618, 721, 798, 927, 1197, 1442, 1854, 1957, 2163, 2394, 3914, 4326, 5871, 6489, 10609, 11742, 12978, 13699, 17613, 21218, 27398, 31827, 35226, 41097, 63654, 74263, 82194, 95481, 123291, 148526, 190962, 201571, 222789, 246582, 403142, 445578, 604713, 668367, 1209426, 1336734, 1410997, 1814139, 2821994, 3628278, 4232991, 8465982, 12698973, 25397946]

約数ペア:

[(1, 25397946), (2, 12698973), (3, 8465982), (6, 4232991), (7, 3628278), (9, 2821994), (14, 1814139), (18, 1410997), (19, 1336734), (21, 1209426), (38, 668367), (42, 604713), (57, 445578), (63, 403142), (103, 246582), (114, 222789), (126, 201571), (133, 190962), (171, 148526), (206, 123291), (266, 95481), (309, 82194), (342, 74263), (399, 63654), (618, 41097), (721, 35226), (798, 31827), (927, 27398), (1197, 21218), (1442, 17613), (1854, 13699), (1957, 12978), (2163, 11742), (2394, 10609), (3914, 6489), (4326, 5871)]