39891358

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{1151}}^1$

素因数の和:1240

約数の個数: 32

約数和(自身を含む): 68124672

約数和(自身を除く): 28233314

約数列:

[1, 2, 13, 26, 31, 43, 62, 86, 403, 559, 806, 1118, 1151, 1333, 2302, 2666, 14963, 17329, 29926, 34658, 35681, 49493, 71362, 98986, 463853, 643409, 927706, 1286818, 1534283, 3068566, 19945679, 39891358]

約数ペア:

[(1, 39891358), (2, 19945679), (13, 3068566), (26, 1534283), (31, 1286818), (43, 927706), (62, 643409), (86, 463853), (403, 98986), (559, 71362), (806, 49493), (1118, 35681), (1151, 34658), (1333, 29926), (2302, 17329), (2666, 14963)]