247965928

素因数分解:

$2^3\times 7^1\times {\mathrm{67}}^1\times {\mathrm{66089}}^1$

素因数の和:66169

約数の個数: 32

約数和(自身を含む): 539294400

約数和(自身を除く): 291328472

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 67, 134, 268, 469, 536, 938, 1876, 3752, 66089, 132178, 264356, 462623, 528712, 925246, 1850492, 3700984, 4427963, 8855926, 17711852, 30995741, 35423704, 61991482, 123982964, 247965928]

約数ペア:

[(1, 247965928), (2, 123982964), (4, 61991482), (7, 35423704), (8, 30995741), (14, 17711852), (28, 8855926), (56, 4427963), (67, 3700984), (134, 1850492), (268, 925246), (469, 528712), (536, 462623), (938, 264356), (1876, 132178), (3752, 66089)]