155778885

素因数分解:

$3^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{3671}}^1$

素因数の和:3746

約数の個数: 48

約数和(自身を含む): 288707328

約数和(自身を除く): 132928443

約数列:

[1, 3, 5, 9, 15, 23, 41, 45, 69, 115, 123, 205, 207, 345, 369, 615, 943, 1035, 1845, 2829, 3671, 4715, 8487, 11013, 14145, 18355, 33039, 42435, 55065, 84433, 150511, 165195, 253299, 422165, 451533, 752555, 759897, 1266495, 1354599, 2257665, 3461753, 3799485, 6772995, 10385259, 17308765, 31155777, 51926295, 155778885]

約数ペア:

[(1, 155778885), (3, 51926295), (5, 31155777), (9, 17308765), (15, 10385259), (23, 6772995), (41, 3799485), (45, 3461753), (69, 2257665), (115, 1354599), (123, 1266495), (205, 759897), (207, 752555), (345, 451533), (369, 422165), (615, 253299), (943, 165195), (1035, 150511), (1845, 84433), (2829, 55065), (3671, 42435), (4715, 33039), (8487, 18355), (11013, 14145)]