66749774

素因数分解:

$2^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{97}}^1\times {\mathrm{199}}^1$

素因数の和:337

約数の個数: 64

約数和(自身を含む): 131712000

約数和(自身を除く): 64962226

約数列:

[1, 2, 7, 13, 14, 19, 26, 38, 91, 97, 133, 182, 194, 199, 247, 266, 398, 494, 679, 1261, 1358, 1393, 1729, 1843, 2522, 2587, 2786, 3458, 3686, 3781, 5174, 7562, 8827, 12901, 17654, 18109, 19303, 23959, 25802, 26467, 36218, 38606, 47918, 49153, 52934, 98306, 135121, 167713, 250939, 270242, 335426, 344071, 366757, 501878, 688142, 733514, 1756573, 2567299, 3513146, 4767841, 5134598, 9535682, 33374887, 66749774]

約数ペア:

[(1, 66749774), (2, 33374887), (7, 9535682), (13, 5134598), (14, 4767841), (19, 3513146), (26, 2567299), (38, 1756573), (91, 733514), (97, 688142), (133, 501878), (182, 366757), (194, 344071), (199, 335426), (247, 270242), (266, 250939), (398, 167713), (494, 135121), (679, 98306), (1261, 52934), (1358, 49153), (1393, 47918), (1729, 38606), (1843, 36218), (2522, 26467), (2587, 25802), (2786, 23959), (3458, 19303), (3686, 18109), (3781, 17654), (5174, 12901), (7562, 8827)]