201290115

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{1481}}^1$

素因数の和:1560

約数の個数: 64

約数和(自身を含む): 376451712

約数和(自身を除く): 175161597

約数列:

[1, 3, 5, 13, 15, 17, 39, 41, 51, 65, 85, 123, 195, 205, 221, 255, 533, 615, 663, 697, 1105, 1481, 1599, 2091, 2665, 3315, 3485, 4443, 7405, 7995, 9061, 10455, 19253, 22215, 25177, 27183, 45305, 57759, 60721, 75531, 96265, 125885, 135915, 182163, 288795, 303605, 327301, 377655, 789373, 910815, 981903, 1032257, 1636505, 2368119, 3096771, 3946865, 4909515, 5161285, 11840595, 13419341, 15483855, 40258023, 67096705, 201290115]

約数ペア:

[(1, 201290115), (3, 67096705), (5, 40258023), (13, 15483855), (15, 13419341), (17, 11840595), (39, 5161285), (41, 4909515), (51, 3946865), (65, 3096771), (85, 2368119), (123, 1636505), (195, 1032257), (205, 981903), (221, 910815), (255, 789373), (533, 377655), (615, 327301), (663, 303605), (697, 288795), (1105, 182163), (1481, 135915), (1599, 125885), (2091, 96265), (2665, 75531), (3315, 60721), (3485, 57759), (4443, 45305), (7405, 27183), (7995, 25177), (9061, 22215), (10455, 19253)]