257384688

素因数分解:

$2^4\times 3^1\times {\mathrm{11}}^1\times {\mathrm{487471}}^1$

素因数の和:487493

約数の個数: 40

約数和(自身を含む): 725358336

約数和(自身を除く): 467973648

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 16, 22, 24, 33, 44, 48, 66, 88, 132, 176, 264, 528, 487471, 974942, 1462413, 1949884, 2924826, 3899768, 5362181, 5849652, 7799536, 10724362, 11699304, 16086543, 21448724, 23398608, 32173086, 42897448, 64346172, 85794896, 128692344, 257384688]

約数ペア:

[(1, 257384688), (2, 128692344), (3, 85794896), (4, 64346172), (6, 42897448), (8, 32173086), (11, 23398608), (12, 21448724), (16, 16086543), (22, 11699304), (24, 10724362), (33, 7799536), (44, 5849652), (48, 5362181), (66, 3899768), (88, 2924826), (132, 1949884), (176, 1462413), (264, 974942), (528, 487471)]