31148936

素因数分解:

$2^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{42787}}^1$

素因数の和:42813

約数の個数: 32

約数和(自身を含む): 71883840

約数和(自身を除く): 40734904

約数列:

[1, 2, 4, 7, 8, 13, 14, 26, 28, 52, 56, 91, 104, 182, 364, 728, 42787, 85574, 171148, 299509, 342296, 556231, 599018, 1112462, 1198036, 2224924, 2396072, 3893617, 4449848, 7787234, 15574468, 31148936]

約数ペア:

[(1, 31148936), (2, 15574468), (4, 7787234), (7, 4449848), (8, 3893617), (13, 2396072), (14, 2224924), (26, 1198036), (28, 1112462), (52, 599018), (56, 556231), (91, 342296), (104, 299509), (182, 171148), (364, 85574), (728, 42787)]