278370641276

素因数分解:

$2^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{139}}^1\times {\mathrm{134191}}^1$

素因数の和:134395

約数の個数: 96

約数和(自身を含む): 618614384640

約数和(自身を除く): 340243743364

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 41, 52, 82, 91, 139, 164, 182, 278, 287, 364, 533, 556, 574, 973, 1066, 1148, 1807, 1946, 2132, 3614, 3731, 3892, 5699, 7228, 7462, 11398, 12649, 14924, 22796, 25298, 39893, 50596, 74087, 79786, 134191, 148174, 159572, 268382, 296348, 518609, 536764, 939337, 1037218, 1744483, 1878674, 2074436, 3488966, 3757348, 5501831, 6977932, 11003662, 12211381, 18652549, 22007324, 24422762, 37305098, 38512817, 48845524, 71523803, 74610196, 77025634, 130567843, 143047606, 154051268, 242483137, 261135686, 286095212, 484966274, 500666621, 522271372, 764754509, 969932548, 1001333242, 1529509018, 1697381959, 2002666484, 3059018036, 3394763918, 5353281563, 6789527836, 9941808617, 10706563126, 19883617234, 21413126252, 39767234468, 69592660319, 139185320638, 278370641276]

約数ペア:

[(1, 278370641276), (2, 139185320638), (4, 69592660319), (7, 39767234468), (13, 21413126252), (14, 19883617234), (26, 10706563126), (28, 9941808617), (41, 6789527836), (52, 5353281563), (82, 3394763918), (91, 3059018036), (139, 2002666484), (164, 1697381959), (182, 1529509018), (278, 1001333242), (287, 969932548), (364, 764754509), (533, 522271372), (556, 500666621), (574, 484966274), (973, 286095212), (1066, 261135686), (1148, 242483137), (1807, 154051268), (1946, 143047606), (2132, 130567843), (3614, 77025634), (3731, 74610196), (3892, 71523803), (5699, 48845524), (7228, 38512817), (7462, 37305098), (11398, 24422762), (12649, 22007324), (14924, 18652549), (22796, 12211381), (25298, 11003662), (39893, 6977932), (50596, 5501831), (74087, 3757348), (79786, 3488966), (134191, 2074436), (148174, 1878674), (159572, 1744483), (268382, 1037218), (296348, 939337), (518609, 536764)]