247683472

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{509}}^1\times {\mathrm{1789}}^1$

素因数の和:2323

約数の個数: 40

約数和(自身を含む): 509398200

約数和(自身を除く): 261714728

約数列:

[1, 2, 4, 8, 16, 17, 34, 68, 136, 272, 509, 1018, 1789, 2036, 3578, 4072, 7156, 8144, 8653, 14312, 17306, 28624, 30413, 34612, 60826, 69224, 121652, 138448, 243304, 486608, 910601, 1821202, 3642404, 7284808, 14569616, 15480217, 30960434, 61920868, 123841736, 247683472]

約数ペア:

[(1, 247683472), (2, 123841736), (4, 61920868), (8, 30960434), (16, 15480217), (17, 14569616), (34, 7284808), (68, 3642404), (136, 1821202), (272, 910601), (509, 486608), (1018, 243304), (1789, 138448), (2036, 121652), (3578, 69224), (4072, 60826), (7156, 34612), (8144, 30413), (8653, 28624), (14312, 17306)]