178978884

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{2130701}}^1$

素因数の和:2130715

約数の個数: 24

約数和(自身を含む): 477277248

約数和(自身を除く): 298298364

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 84, 2130701, 4261402, 6392103, 8522804, 12784206, 14914907, 25568412, 29829814, 44744721, 59659628, 89489442, 178978884]

約数ペア:

[(1, 178978884), (2, 89489442), (3, 59659628), (4, 44744721), (6, 29829814), (7, 25568412), (12, 14914907), (14, 12784206), (21, 8522804), (28, 6392103), (42, 4261402), (84, 2130701)]