28945407

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{67}}^1\times {\mathrm{197}}^1$

素因数の和:327

約数の個数: 32

約数和(自身を含む): 42653952

約数和(自身を除く): 13708545

約数列:

[1, 3, 17, 43, 51, 67, 129, 197, 201, 591, 731, 1139, 2193, 2881, 3349, 3417, 8471, 8643, 10047, 13199, 25413, 39597, 48977, 144007, 146931, 224383, 432021, 567557, 673149, 1702671, 9648469, 28945407]

約数ペア:

[(1, 28945407), (3, 9648469), (17, 1702671), (43, 673149), (51, 567557), (67, 432021), (129, 224383), (197, 146931), (201, 144007), (591, 48977), (731, 39597), (1139, 25413), (2193, 13199), (2881, 10047), (3349, 8643), (3417, 8471)]