31194628389

素因数分解:

$3^4\times {\mathrm{29}}^1\times {\mathrm{257}}^1\times {\mathrm{51673}}^1$

素因数の和:51971

約数の個数: 40

約数和(自身を含む): 48394767960

約数和(自身を除く): 17200139571

約数列:

[1, 3, 9, 27, 29, 81, 87, 257, 261, 771, 783, 2313, 2349, 6939, 7453, 20817, 22359, 51673, 67077, 155019, 201231, 465057, 603693, 1395171, 1498517, 4185513, 4495551, 13279961, 13486653, 39839883, 40459959, 119519649, 121379877, 358558947, 385118869, 1075676841, 1155356607, 3466069821, 10398209463, 31194628389]

約数ペア:

[(1, 31194628389), (3, 10398209463), (9, 3466069821), (27, 1155356607), (29, 1075676841), (81, 385118869), (87, 358558947), (257, 121379877), (261, 119519649), (771, 40459959), (783, 39839883), (2313, 13486653), (2349, 13279961), (6939, 4495551), (7453, 4185513), (20817, 1498517), (22359, 1395171), (51673, 603693), (67077, 465057), (155019, 201231)]