388978854

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{159287}}^1$

素因数の和:159340

約数の個数: 32

約数和(自身を含む): 871623936

約数和(自身を除く): 482645082

約数列:

[1, 2, 3, 6, 11, 22, 33, 37, 66, 74, 111, 222, 407, 814, 1221, 2442, 159287, 318574, 477861, 955722, 1752157, 3504314, 5256471, 5893619, 10512942, 11787238, 17680857, 35361714, 64829809, 129659618, 194489427, 388978854]

約数ペア:

[(1, 388978854), (2, 194489427), (3, 129659618), (6, 64829809), (11, 35361714), (22, 17680857), (33, 11787238), (37, 10512942), (66, 5893619), (74, 5256471), (111, 3504314), (222, 1752157), (407, 955722), (814, 477861), (1221, 318574), (2442, 159287)]