25531299

素因数分解:

$3^2\times {\mathrm{79}}^1\times {\mathrm{149}}^1\times {\mathrm{241}}^1$

素因数の和:475

約数の個数: 24

約数和(自身を含む): 37752000

約数和(自身を除く): 12220701

約数列:

[1, 3, 9, 79, 149, 237, 241, 447, 711, 723, 1341, 2169, 11771, 19039, 35313, 35909, 57117, 105939, 107727, 171351, 323181, 2836811, 8510433, 25531299]

約数ペア:

[(1, 25531299), (3, 8510433), (9, 2836811), (79, 323181), (149, 171351), (237, 107727), (241, 105939), (447, 57117), (711, 35909), (723, 35313), (1341, 19039), (2169, 11771)]