38931399

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{83}}^1\times {\mathrm{211}}^1$

素因数の和:332

約数の個数: 48

約数和(自身を含む): 64821120

約数和(自身を除く): 25889721

約数列:

[1, 3, 9, 13, 19, 39, 57, 83, 117, 171, 211, 247, 249, 633, 741, 747, 1079, 1577, 1899, 2223, 2743, 3237, 4009, 4731, 8229, 9711, 12027, 14193, 17513, 20501, 24687, 36081, 52117, 52539, 61503, 156351, 157617, 184509, 227669, 332747, 469053, 683007, 998241, 2049021, 2994723, 4325711, 12977133, 38931399]

約数ペア:

[(1, 38931399), (3, 12977133), (9, 4325711), (13, 2994723), (19, 2049021), (39, 998241), (57, 683007), (83, 469053), (117, 332747), (171, 227669), (211, 184509), (247, 157617), (249, 156351), (633, 61503), (741, 52539), (747, 52117), (1079, 36081), (1577, 24687), (1899, 20501), (2223, 17513), (2743, 14193), (3237, 12027), (4009, 9711), (4731, 8229)]