138945768

素因数分解:

$2^3\times 3^1\times {\mathrm{13}}^1\times {\mathrm{445339}}^1$

素因数の和:445361

約数の個数: 32

約数和(自身を含む): 374085600

約数和(自身を除く): 235139832

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 24, 26, 39, 52, 78, 104, 156, 312, 445339, 890678, 1336017, 1781356, 2672034, 3562712, 5344068, 5789407, 10688136, 11578814, 17368221, 23157628, 34736442, 46315256, 69472884, 138945768]

約数ペア:

[(1, 138945768), (2, 69472884), (3, 46315256), (4, 34736442), (6, 23157628), (8, 17368221), (12, 11578814), (13, 10688136), (24, 5789407), (26, 5344068), (39, 3562712), (52, 2672034), (78, 1781356), (104, 1336017), (156, 890678), (312, 445339)]