31152465

素因数分解:

$3^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{79}}^1\times {\mathrm{127}}^1$

素因数の和:243

約数の個数: 64

約数和(自身を含む): 58982400

約数和(自身を除く): 27829935

約数列:

[1, 3, 5, 9, 15, 23, 27, 45, 69, 79, 115, 127, 135, 207, 237, 345, 381, 395, 621, 635, 711, 1035, 1143, 1185, 1817, 1905, 2133, 2921, 3105, 3429, 3555, 5451, 5715, 8763, 9085, 10033, 10665, 14605, 16353, 17145, 26289, 27255, 30099, 43815, 49059, 50165, 78867, 81765, 90297, 131445, 150495, 230759, 245295, 270891, 394335, 451485, 692277, 1153795, 1354455, 2076831, 3461385, 6230493, 10384155, 31152465]

約数ペア:

[(1, 31152465), (3, 10384155), (5, 6230493), (9, 3461385), (15, 2076831), (23, 1354455), (27, 1153795), (45, 692277), (69, 451485), (79, 394335), (115, 270891), (127, 245295), (135, 230759), (207, 150495), (237, 131445), (345, 90297), (381, 81765), (395, 78867), (621, 50165), (635, 49059), (711, 43815), (1035, 30099), (1143, 27255), (1185, 26289), (1817, 17145), (1905, 16353), (2133, 14605), (2921, 10665), (3105, 10033), (3429, 9085), (3555, 8763), (5451, 5715)]