221508

素因数分解:

$2^2\times 3^3\times 7^1\times {\mathrm{293}}^1$

素因数の和:313

約数の個数: 48

約数和(自身を含む): 658560

約数和(自身を除く): 437052

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 27, 28, 36, 42, 54, 63, 84, 108, 126, 189, 252, 293, 378, 586, 756, 879, 1172, 1758, 2051, 2637, 3516, 4102, 5274, 6153, 7911, 8204, 10548, 12306, 15822, 18459, 24612, 31644, 36918, 55377, 73836, 110754, 221508]

約数ペア:

[(1, 221508), (2, 110754), (3, 73836), (4, 55377), (6, 36918), (7, 31644), (9, 24612), (12, 18459), (14, 15822), (18, 12306), (21, 10548), (27, 8204), (28, 7911), (36, 6153), (42, 5274), (54, 4102), (63, 3516), (84, 2637), (108, 2051), (126, 1758), (189, 1172), (252, 879), (293, 756), (378, 586)]