388675652

素因数分解:

$2^2\times {\mathrm{61}}^1\times {\mathrm{73}}^1\times {\mathrm{21821}}^1$

素因数の和:21959

約数の個数: 24

約数和(自身を含む): 700835352

約数和(自身を除く): 312159700

約数列:

[1, 2, 4, 61, 73, 122, 146, 244, 292, 4453, 8906, 17812, 21821, 43642, 87284, 1331081, 1592933, 2662162, 3185866, 5324324, 6371732, 97168913, 194337826, 388675652]

約数ペア:

[(1, 388675652), (2, 194337826), (4, 97168913), (61, 6371732), (73, 5324324), (122, 3185866), (146, 2662162), (244, 1592933), (292, 1331081), (4453, 87284), (8906, 43642), (17812, 21821)]