2647244159

素因数分解:

$7^4\times {\mathrm{53}}^1\times {\mathrm{71}}^1\times {\mathrm{293}}^1$

素因数の和:445

約数の個数: 40

約数和(自身を含む): 3201744672

約数和(自身を除く): 554500513

約数列:

[1, 7, 49, 53, 71, 293, 343, 371, 497, 2051, 2401, 2597, 3479, 3763, 14357, 15529, 18179, 20803, 24353, 26341, 100499, 108703, 127253, 145621, 170471, 184387, 703493, 760921, 1019347, 1102559, 1290709, 5326447, 7135429, 7717913, 9034963, 37285129, 49948003, 54025391, 378177737, 2647244159]

約数ペア:

[(1, 2647244159), (7, 378177737), (49, 54025391), (53, 49948003), (71, 37285129), (293, 9034963), (343, 7717913), (371, 7135429), (497, 5326447), (2051, 1290709), (2401, 1102559), (2597, 1019347), (3479, 760921), (3763, 703493), (14357, 184387), (15529, 170471), (18179, 145621), (20803, 127253), (24353, 108703), (26341, 100499)]