1260256319

素因数分解:

$7^1\times {\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{71}}^1\times {\mathrm{2689}}^1$

素因数の和:2831

約数の個数: 32

約数和(自身を含む): 1561835520

約数和(自身を除く): 301579201

約数列:

[1, 7, 23, 41, 71, 161, 287, 497, 943, 1633, 2689, 2911, 6601, 11431, 18823, 20377, 61847, 66953, 110249, 190919, 432929, 468671, 771743, 1336433, 2535727, 4391137, 7827679, 17750089, 30737959, 54793753, 180036617, 1260256319]

約数ペア:

[(1, 1260256319), (7, 180036617), (23, 54793753), (41, 30737959), (71, 17750089), (161, 7827679), (287, 4391137), (497, 2535727), (943, 1336433), (1633, 771743), (2689, 468671), (2911, 432929), (6601, 190919), (11431, 110249), (18823, 66953), (20377, 61847)]