388536615

素因数分解:

$3^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{79}}^1\times {\mathrm{2143}}^1$

素因数の和:2253

約数の個数: 64

約数和(自身を含む): 740966400

約数和(自身を除く): 352429785

約数列:

[1, 3, 5, 9, 15, 17, 27, 45, 51, 79, 85, 135, 153, 237, 255, 395, 459, 711, 765, 1185, 1343, 2133, 2143, 2295, 3555, 4029, 6429, 6715, 10665, 10715, 12087, 19287, 20145, 32145, 36261, 36431, 57861, 60435, 96435, 109293, 169297, 181305, 182155, 289305, 327879, 507891, 546465, 846485, 983637, 1523673, 1639395, 2539455, 2878049, 4571019, 4918185, 7618365, 8634147, 14390245, 22855095, 25902441, 43170735, 77707323, 129512205, 388536615]

約数ペア:

[(1, 388536615), (3, 129512205), (5, 77707323), (9, 43170735), (15, 25902441), (17, 22855095), (27, 14390245), (45, 8634147), (51, 7618365), (79, 4918185), (85, 4571019), (135, 2878049), (153, 2539455), (237, 1639395), (255, 1523673), (395, 983637), (459, 846485), (711, 546465), (765, 507891), (1185, 327879), (1343, 289305), (2133, 182155), (2143, 181305), (2295, 169297), (3555, 109293), (4029, 96435), (6429, 60435), (6715, 57861), (10665, 36431), (10715, 36261), (12087, 32145), (19287, 20145)]