17278182009

素因数分解:

$3^4\times {\mathrm{11}}^1\times {\mathrm{101}}^1\times {\mathrm{191999}}^1$

素因数の和:192123

約数の個数: 40

約数和(自身を含む): 28435968000

約数和(自身を除く): 11157785991

約数列:

[1, 3, 9, 11, 27, 33, 81, 99, 101, 297, 303, 891, 909, 1111, 2727, 3333, 8181, 9999, 29997, 89991, 191999, 575997, 1727991, 2111989, 5183973, 6335967, 15551919, 19007901, 19391899, 57023703, 58175697, 171071109, 174527091, 213310889, 523581273, 639932667, 1570743819, 1919798001, 5759394003, 17278182009]

約数ペア:

[(1, 17278182009), (3, 5759394003), (9, 1919798001), (11, 1570743819), (27, 639932667), (33, 523581273), (81, 213310889), (99, 174527091), (101, 171071109), (297, 58175697), (303, 57023703), (891, 19391899), (909, 19007901), (1111, 15551919), (2727, 6335967), (3333, 5183973), (8181, 2111989), (9999, 1727991), (29997, 575997), (89991, 191999)]