27800973

素因数分解:

$3^2\times {\mathrm{71}}^1\times {\mathrm{139}}^1\times {\mathrm{313}}^1$

素因数の和:529

約数の個数: 24

約数和(自身を含む): 41146560

約数和(自身を除く): 13345587

約数列:

[1, 3, 9, 71, 139, 213, 313, 417, 639, 939, 1251, 2817, 9869, 22223, 29607, 43507, 66669, 88821, 130521, 200007, 391563, 3088997, 9266991, 27800973]

約数ペア:

[(1, 27800973), (3, 9266991), (9, 3088997), (71, 391563), (139, 200007), (213, 130521), (313, 88821), (417, 66669), (639, 43507), (939, 29607), (1251, 22223), (2817, 9869)]