51681567

素因数分解:

$3^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{113}}^1\times {\mathrm{751}}^1$

素因数の和:903

約数の個数: 32

約数和(自身を含む): 82298880

約数和(自身を除く): 30617313

約数列:

[1, 3, 7, 21, 29, 87, 113, 203, 339, 609, 751, 791, 2253, 2373, 3277, 5257, 9831, 15771, 21779, 22939, 65337, 68817, 84863, 152453, 254589, 457359, 594041, 1782123, 2461027, 7383081, 17227189, 51681567]

約数ペア:

[(1, 51681567), (3, 17227189), (7, 7383081), (21, 2461027), (29, 1782123), (87, 594041), (113, 457359), (203, 254589), (339, 152453), (609, 84863), (751, 68817), (791, 65337), (2253, 22939), (2373, 21779), (3277, 15771), (5257, 9831)]