2021987097

素因数分解:

$3^3\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{271}}^1\times {\mathrm{733}}^1$

素因数の和:1055

約数の個数: 64

約数和(自身を含む): 3354086400

約数和(自身を除く): 1332099303

約数列:

[1, 3, 9, 13, 27, 29, 39, 87, 117, 261, 271, 351, 377, 733, 783, 813, 1131, 2199, 2439, 3393, 3523, 6597, 7317, 7859, 9529, 10179, 10569, 19791, 21257, 23577, 28587, 31707, 63771, 70731, 85761, 95121, 102167, 191313, 198643, 212193, 257283, 276341, 306501, 573939, 595929, 829023, 919503, 1787787, 2487069, 2582359, 2758509, 5363361, 5760647, 7461207, 7747077, 17281941, 23241231, 51845823, 69723693, 74888411, 155537469, 224665233, 673995699, 2021987097]

約数ペア:

[(1, 2021987097), (3, 673995699), (9, 224665233), (13, 155537469), (27, 74888411), (29, 69723693), (39, 51845823), (87, 23241231), (117, 17281941), (261, 7747077), (271, 7461207), (351, 5760647), (377, 5363361), (733, 2758509), (783, 2582359), (813, 2487069), (1131, 1787787), (2199, 919503), (2439, 829023), (3393, 595929), (3523, 573939), (6597, 306501), (7317, 276341), (7859, 257283), (9529, 212193), (10179, 198643), (10569, 191313), (19791, 102167), (21257, 95121), (23577, 85761), (28587, 70731), (31707, 63771)]