2008170819

素因数分解:

$3^3\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{241}}^1\times {\mathrm{439}}^1$

素因数の和:745

約数の個数: 64

約数和(自身を含む): 3236992000

約数和(自身を除く): 1228821181

約数列:

[1, 3, 9, 19, 27, 37, 57, 111, 171, 241, 333, 439, 513, 703, 723, 999, 1317, 2109, 2169, 3951, 4579, 6327, 6507, 8341, 8917, 11853, 13737, 16243, 18981, 25023, 26751, 41211, 48729, 75069, 80253, 105799, 123633, 146187, 169423, 225207, 240759, 308617, 317397, 438561, 508269, 925851, 952191, 1524807, 2010181, 2777553, 2856573, 3914563, 4574421, 6030543, 8332659, 11743689, 18091629, 35231067, 54274887, 74376697, 105693201, 223130091, 669390273, 2008170819]

約数ペア:

[(1, 2008170819), (3, 669390273), (9, 223130091), (19, 105693201), (27, 74376697), (37, 54274887), (57, 35231067), (111, 18091629), (171, 11743689), (241, 8332659), (333, 6030543), (439, 4574421), (513, 3914563), (703, 2856573), (723, 2777553), (999, 2010181), (1317, 1524807), (2109, 952191), (2169, 925851), (3951, 508269), (4579, 438561), (6327, 317397), (6507, 308617), (8341, 240759), (8917, 225207), (11853, 169423), (13737, 146187), (16243, 123633), (18981, 105799), (25023, 80253), (26751, 75069), (41211, 48729)]