64163883

素因数分解:

$3^1\times 7^2\times {\mathrm{37}}^1\times {\mathrm{47}}^1\times {\mathrm{251}}^1$

素因数の和:352

約数の個数: 48

約数和(自身を含む): 104799744

約数和(自身を除く): 40635861

約数列:

[1, 3, 7, 21, 37, 47, 49, 111, 141, 147, 251, 259, 329, 753, 777, 987, 1739, 1757, 1813, 2303, 5217, 5271, 5439, 6909, 9287, 11797, 12173, 12299, 27861, 35391, 36519, 36897, 65009, 82579, 85211, 195027, 247737, 255633, 436489, 455063, 578053, 1309467, 1365189, 1734159, 3055423, 9166269, 21387961, 64163883]

約数ペア:

[(1, 64163883), (3, 21387961), (7, 9166269), (21, 3055423), (37, 1734159), (47, 1365189), (49, 1309467), (111, 578053), (141, 455063), (147, 436489), (251, 255633), (259, 247737), (329, 195027), (753, 85211), (777, 82579), (987, 65009), (1739, 36897), (1757, 36519), (1813, 35391), (2303, 27861), (5217, 12299), (5271, 12173), (5439, 11797), (6909, 9287)]