68779672

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{661343}}^1$

素因数の和:661362

約数の個数: 16

約数和(自身を含む): 138882240

約数和(自身を除く): 70102568

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 661343, 1322686, 2645372, 5290744, 8597459, 17194918, 34389836, 68779672]

約数ペア:

[(1, 68779672), (2, 34389836), (4, 17194918), (8, 8597459), (13, 5290744), (26, 2645372), (52, 1322686), (104, 661343)]