221401432

素因数分解:

$2^3\times 7^1\times {\mathrm{3953597}}^1$

素因数の和:3953610

約数の個数: 16

約数和(自身を含む): 474431760

約数和(自身を除く): 253030328

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 3953597, 7907194, 15814388, 27675179, 31628776, 55350358, 110700716, 221401432]

約数ペア:

[(1, 221401432), (2, 110700716), (4, 55350358), (7, 31628776), (8, 27675179), (14, 15814388), (28, 7907194), (56, 3953597)]