1389088

素因数分解:

$2^5\times {\mathrm{83}}^1\times {\mathrm{523}}^1$

素因数の和:616

約数の個数: 24

約数和(自身を含む): 2773008

約数和(自身を除く): 1383920

約数列:

[1, 2, 4, 8, 16, 32, 83, 166, 332, 523, 664, 1046, 1328, 2092, 2656, 4184, 8368, 16736, 43409, 86818, 173636, 347272, 694544, 1389088]

約数ペア:

[(1, 1389088), (2, 694544), (4, 347272), (8, 173636), (16, 86818), (32, 43409), (83, 16736), (166, 8368), (332, 4184), (523, 2656), (664, 2092), (1046, 1328)]