2720640924673

素因数分解:

$7^2\times {\mathrm{71}}^1\times {\mathrm{15511}}^1\times {\mathrm{50417}}^1$

素因数の和:66013

約数の個数: 24

約数和(自身を含む): 3209672801664

約数和(自身を除く): 489031876991

約数列:

[1, 7, 49, 71, 497, 3479, 15511, 50417, 108577, 352919, 760039, 1101281, 2470433, 3579607, 7708967, 25057249, 53962769, 175400743, 782018087, 5474126609, 38318886263, 55523284177, 388662989239, 2720640924673]

約数ペア:

[(1, 2720640924673), (7, 388662989239), (49, 55523284177), (71, 38318886263), (497, 5474126609), (3479, 782018087), (15511, 175400743), (50417, 53962769), (108577, 25057249), (352919, 7708967), (760039, 3579607), (1101281, 2470433)]