31157168

素因数分解:

$2^4\times 7^1\times {\mathrm{283}}^1\times {\mathrm{983}}^1$

素因数の和:1281

約数の個数: 40

約数和(自身を含む): 69305088

約数和(自身を除く): 38147920

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 283, 566, 983, 1132, 1966, 1981, 2264, 3932, 3962, 4528, 6881, 7864, 7924, 13762, 15728, 15848, 27524, 31696, 55048, 110096, 278189, 556378, 1112756, 1947323, 2225512, 3894646, 4451024, 7789292, 15578584, 31157168]

約数ペア:

[(1, 31157168), (2, 15578584), (4, 7789292), (7, 4451024), (8, 3894646), (14, 2225512), (16, 1947323), (28, 1112756), (56, 556378), (112, 278189), (283, 110096), (566, 55048), (983, 31696), (1132, 27524), (1966, 15848), (1981, 15728), (2264, 13762), (3932, 7924), (3962, 7864), (4528, 6881)]