214345521

素因数分解:

$3^4\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{61}}^1\times {\mathrm{71}}^1$

素因数の和:204

約数の個数: 80

約数和(自身を含む): 362976768

約数和(自身を除く): 148631247

約数列:

[1, 3, 9, 13, 27, 39, 47, 61, 71, 81, 117, 141, 183, 213, 351, 423, 549, 611, 639, 793, 923, 1053, 1269, 1647, 1833, 1917, 2379, 2769, 2867, 3337, 3807, 4331, 4941, 5499, 5751, 7137, 8307, 8601, 10011, 12993, 16497, 21411, 24921, 25803, 30033, 37271, 38979, 43381, 49491, 56303, 64233, 74763, 77409, 90099, 111813, 116937, 130143, 168909, 203557, 232227, 270297, 335439, 350811, 390429, 506727, 610671, 1006317, 1171287, 1520181, 1832013, 2646241, 3018951, 3513861, 4560543, 5496039, 7938723, 16488117, 23816169, 71448507, 214345521]

約数ペア:

[(1, 214345521), (3, 71448507), (9, 23816169), (13, 16488117), (27, 7938723), (39, 5496039), (47, 4560543), (61, 3513861), (71, 3018951), (81, 2646241), (117, 1832013), (141, 1520181), (183, 1171287), (213, 1006317), (351, 610671), (423, 506727), (549, 390429), (611, 350811), (639, 335439), (793, 270297), (923, 232227), (1053, 203557), (1269, 168909), (1647, 130143), (1833, 116937), (1917, 111813), (2379, 90099), (2769, 77409), (2867, 74763), (3337, 64233), (3807, 56303), (4331, 49491), (4941, 43381), (5499, 38979), (5751, 37271), (7137, 30033), (8307, 25803), (8601, 24921), (10011, 21411), (12993, 16497)]