189898492

素因数分解:

$2^2\times 7^1\times {\mathrm{43}}^1\times {\mathrm{109}}^1\times {\mathrm{1447}}^1$

素因数の和:1610

約数の個数: 48

約数和(自身を含む): 392465920

約数和(自身を除く): 202567428

約数列:

[1, 2, 4, 7, 14, 28, 43, 86, 109, 172, 218, 301, 436, 602, 763, 1204, 1447, 1526, 2894, 3052, 4687, 5788, 9374, 10129, 18748, 20258, 32809, 40516, 62221, 65618, 124442, 131236, 157723, 248884, 315446, 435547, 630892, 871094, 1104061, 1742188, 2208122, 4416244, 6782089, 13564178, 27128356, 47474623, 94949246, 189898492]

約数ペア:

[(1, 189898492), (2, 94949246), (4, 47474623), (7, 27128356), (14, 13564178), (28, 6782089), (43, 4416244), (86, 2208122), (109, 1742188), (172, 1104061), (218, 871094), (301, 630892), (436, 435547), (602, 315446), (763, 248884), (1204, 157723), (1447, 131236), (1526, 124442), (2894, 65618), (3052, 62221), (4687, 40516), (5788, 32809), (9374, 20258), (10129, 18748)]