7880782

素因数分解:

$2^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{53}}^1$

素因数の和:137

約数の個数: 64

約数和(自身を含む): 15966720

約数和(自身を除く): 8085938

約数列:

[1, 2, 7, 13, 14, 19, 26, 38, 43, 53, 86, 91, 106, 133, 182, 247, 266, 301, 371, 494, 559, 602, 689, 742, 817, 1007, 1118, 1378, 1634, 1729, 2014, 2279, 3458, 3913, 4558, 4823, 5719, 7049, 7826, 9646, 10621, 11438, 13091, 14098, 15953, 21242, 26182, 29627, 31906, 43301, 59254, 74347, 86602, 91637, 148694, 183274, 207389, 303107, 414778, 562913, 606214, 1125826, 3940391, 7880782]

約数ペア:

[(1, 7880782), (2, 3940391), (7, 1125826), (13, 606214), (14, 562913), (19, 414778), (26, 303107), (38, 207389), (43, 183274), (53, 148694), (86, 91637), (91, 86602), (106, 74347), (133, 59254), (182, 43301), (247, 31906), (266, 29627), (301, 26182), (371, 21242), (494, 15953), (559, 14098), (602, 13091), (689, 11438), (742, 10621), (817, 9646), (1007, 7826), (1118, 7049), (1378, 5719), (1634, 4823), (1729, 4558), (2014, 3913), (2279, 3458)]