689653568

素因数分解:

$2^6\times {\mathrm{79}}^1\times {\mathrm{136403}}^1$

素因数の和:136494

約数の個数: 28

約数和(自身を含む): 1385864640

約数和(自身を除く): 696211072

約数列:

[1, 2, 4, 8, 16, 32, 64, 79, 158, 316, 632, 1264, 2528, 5056, 136403, 272806, 545612, 1091224, 2182448, 4364896, 8729792, 10775837, 21551674, 43103348, 86206696, 172413392, 344826784, 689653568]

約数ペア:

[(1, 689653568), (2, 344826784), (4, 172413392), (8, 86206696), (16, 43103348), (32, 21551674), (64, 10775837), (79, 8729792), (158, 4364896), (316, 2182448), (632, 1091224), (1264, 545612), (2528, 272806), (5056, 136403)]