13781768

素因数分解:

$2^3\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{1721}}^1$

素因数の和:1758

約数の個数: 64

約数和(自身を含む): 34715520

約数和(自身を除く): 20933752

約数列:

[1, 2, 4, 7, 8, 11, 13, 14, 22, 26, 28, 44, 52, 56, 77, 88, 91, 104, 143, 154, 182, 286, 308, 364, 572, 616, 728, 1001, 1144, 1721, 2002, 3442, 4004, 6884, 8008, 12047, 13768, 18931, 22373, 24094, 37862, 44746, 48188, 75724, 89492, 96376, 132517, 151448, 156611, 178984, 246103, 265034, 313222, 492206, 530068, 626444, 984412, 1060136, 1252888, 1722721, 1968824, 3445442, 6890884, 13781768]

約数ペア:

[(1, 13781768), (2, 6890884), (4, 3445442), (7, 1968824), (8, 1722721), (11, 1252888), (13, 1060136), (14, 984412), (22, 626444), (26, 530068), (28, 492206), (44, 313222), (52, 265034), (56, 246103), (77, 178984), (88, 156611), (91, 151448), (104, 132517), (143, 96376), (154, 89492), (182, 75724), (286, 48188), (308, 44746), (364, 37862), (572, 24094), (616, 22373), (728, 18931), (1001, 13768), (1144, 12047), (1721, 8008), (2002, 6884), (3442, 4004)]