1277770026

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{20051}}^1$

素因数の和:20131

約数の個数: 64

約数和(自身を含む): 2964487680

約数和(自身を除く): 1686717654

約数列:

[1, 2, 3, 6, 13, 19, 26, 38, 39, 43, 57, 78, 86, 114, 129, 247, 258, 494, 559, 741, 817, 1118, 1482, 1634, 1677, 2451, 3354, 4902, 10621, 20051, 21242, 31863, 40102, 60153, 63726, 120306, 260663, 380969, 521326, 761938, 781989, 862193, 1142907, 1563978, 1724386, 2285814, 2586579, 4952597, 5173158, 9905194, 11208509, 14857791, 16381667, 22417018, 29715582, 32763334, 33625527, 49145001, 67251054, 98290002, 212961671, 425923342, 638885013, 1277770026]

約数ペア:

[(1, 1277770026), (2, 638885013), (3, 425923342), (6, 212961671), (13, 98290002), (19, 67251054), (26, 49145001), (38, 33625527), (39, 32763334), (43, 29715582), (57, 22417018), (78, 16381667), (86, 14857791), (114, 11208509), (129, 9905194), (247, 5173158), (258, 4952597), (494, 2586579), (559, 2285814), (741, 1724386), (817, 1563978), (1118, 1142907), (1482, 862193), (1634, 781989), (1677, 761938), (2451, 521326), (3354, 380969), (4902, 260663), (10621, 120306), (20051, 63726), (21242, 60153), (31863, 40102)]