127938018

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{1640231}}^1$

素因数の和:1640249

約数の個数: 16

約数和(自身を含む): 275558976

約数和(自身を除く): 147620958

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 1640231, 3280462, 4920693, 9841386, 21323003, 42646006, 63969009, 127938018]

約数ペア:

[(1, 127938018), (2, 63969009), (3, 42646006), (6, 21323003), (13, 9841386), (26, 4920693), (39, 3280462), (78, 1640231)]