388634090

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^2\times {\mathrm{229961}}^1$

素因数の和:229994

約数の個数: 24

約数和(自身を含む): 757494828

約数和(自身を除く): 368860738

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 169, 338, 845, 1690, 229961, 459922, 1149805, 2299610, 2989493, 5978986, 14947465, 29894930, 38863409, 77726818, 194317045, 388634090]

約数ペア:

[(1, 388634090), (2, 194317045), (5, 77726818), (10, 38863409), (13, 29894930), (26, 14947465), (65, 5978986), (130, 2989493), (169, 2299610), (338, 1149805), (845, 459922), (1690, 229961)]