81622548

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{323899}}^1$

素因数の和:323916

約数の個数: 36

約数和(自身を含む): 235799200

約数和(自身を除く): 154176652

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 63, 84, 126, 252, 323899, 647798, 971697, 1295596, 1943394, 2267293, 2915091, 3886788, 4534586, 5830182, 6801879, 9069172, 11660364, 13603758, 20405637, 27207516, 40811274, 81622548]

約数ペア:

[(1, 81622548), (2, 40811274), (3, 27207516), (4, 20405637), (6, 13603758), (7, 11660364), (9, 9069172), (12, 6801879), (14, 5830182), (18, 4534586), (21, 3886788), (28, 2915091), (36, 2267293), (42, 1943394), (63, 1295596), (84, 971697), (126, 647798), (252, 323899)]