19143675

素因数分解:

$3^3\times 5^2\times {\mathrm{79}}^1\times {\mathrm{359}}^1$

素因数の和:457

約数の個数: 48

約数和(自身を含む): 35712000

約数和(自身を除く): 16568325

約数列:

[1, 3, 5, 9, 15, 25, 27, 45, 75, 79, 135, 225, 237, 359, 395, 675, 711, 1077, 1185, 1795, 1975, 2133, 3231, 3555, 5385, 5925, 8975, 9693, 10665, 16155, 17775, 26925, 28361, 48465, 53325, 80775, 85083, 141805, 242325, 255249, 425415, 709025, 765747, 1276245, 2127075, 3828735, 6381225, 19143675]

約数ペア:

[(1, 19143675), (3, 6381225), (5, 3828735), (9, 2127075), (15, 1276245), (25, 765747), (27, 709025), (45, 425415), (75, 255249), (79, 242325), (135, 141805), (225, 85083), (237, 80775), (359, 53325), (395, 48465), (675, 28361), (711, 26925), (1077, 17775), (1185, 16155), (1795, 10665), (1975, 9693), (2133, 8975), (3231, 5925), (3555, 5385)]