81399304

素因数分解:

$2^3\times 7^1\times {\mathrm{31}}^1\times {\mathrm{46889}}^1$

素因数の和:46933

約数の個数: 32

約数和(自身を含む): 180057600

約数和(自身を除く): 98658296

約数列:

[1, 2, 4, 7, 8, 14, 28, 31, 56, 62, 124, 217, 248, 434, 868, 1736, 46889, 93778, 187556, 328223, 375112, 656446, 1312892, 1453559, 2625784, 2907118, 5814236, 10174913, 11628472, 20349826, 40699652, 81399304]

約数ペア:

[(1, 81399304), (2, 40699652), (4, 20349826), (7, 11628472), (8, 10174913), (14, 5814236), (28, 2907118), (31, 2625784), (56, 1453559), (62, 1312892), (124, 656446), (217, 375112), (248, 328223), (434, 187556), (868, 93778), (1736, 46889)]