209726361

素因数分解:

$3^3\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{12713}}^1$

素因数の和:12782

約数の個数: 32

約数和(自身を含む): 341752320

約数和(自身を除く): 132025959

約数列:

[1, 3, 9, 13, 27, 39, 47, 117, 141, 351, 423, 611, 1269, 1833, 5499, 12713, 16497, 38139, 114417, 165269, 343251, 495807, 597511, 1487421, 1792533, 4462263, 5377599, 7767643, 16132797, 23302929, 69908787, 209726361]

約数ペア:

[(1, 209726361), (3, 69908787), (9, 23302929), (13, 16132797), (27, 7767643), (39, 5377599), (47, 4462263), (117, 1792533), (141, 1487421), (351, 597511), (423, 495807), (611, 343251), (1269, 165269), (1833, 114417), (5499, 38139), (12713, 16497)]