199997697732

素因数分解:

$2^2\times 3^1\times 7^2\times {\mathrm{1301}}^1\times {\mathrm{261439}}^1$

素因数の和:262761

約数の個数: 72

約数和(自身を含む): 543270228480

約数和(自身を除く): 343272530748

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 49, 84, 98, 147, 196, 294, 588, 1301, 2602, 3903, 5204, 7806, 9107, 15612, 18214, 27321, 36428, 54642, 63749, 109284, 127498, 191247, 254996, 261439, 382494, 522878, 764988, 784317, 1045756, 1568634, 1830073, 3137268, 3660146, 5490219, 7320292, 10980438, 12810511, 21960876, 25621022, 38431533, 51242044, 76863066, 153726132, 340132139, 680264278, 1020396417, 1360528556, 2040792834, 2380924973, 4081585668, 4761849946, 7142774919, 9523699892, 14285549838, 16666474811, 28571099676, 33332949622, 49999424433, 66665899244, 99998848866, 199997697732]

約数ペア:

[(1, 199997697732), (2, 99998848866), (3, 66665899244), (4, 49999424433), (6, 33332949622), (7, 28571099676), (12, 16666474811), (14, 14285549838), (21, 9523699892), (28, 7142774919), (42, 4761849946), (49, 4081585668), (84, 2380924973), (98, 2040792834), (147, 1360528556), (196, 1020396417), (294, 680264278), (588, 340132139), (1301, 153726132), (2602, 76863066), (3903, 51242044), (5204, 38431533), (7806, 25621022), (9107, 21960876), (15612, 12810511), (18214, 10980438), (27321, 7320292), (36428, 5490219), (54642, 3660146), (63749, 3137268), (109284, 1830073), (127498, 1568634), (191247, 1045756), (254996, 784317), (261439, 764988), (382494, 522878)]