28464681

素因数分解:

$3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{71}}^1\times {\mathrm{1123}}^1$

素因数の和:1221

約数の個数: 32

約数和(自身を含む): 46614528

約数和(自身を除く): 18149847

約数列:

[1, 3, 7, 17, 21, 51, 71, 119, 213, 357, 497, 1123, 1207, 1491, 3369, 3621, 7861, 8449, 19091, 23583, 25347, 57273, 79733, 133637, 239199, 400911, 558131, 1355461, 1674393, 4066383, 9488227, 28464681]

約数ペア:

[(1, 28464681), (3, 9488227), (7, 4066383), (17, 1674393), (21, 1355461), (51, 558131), (71, 400911), (119, 239199), (213, 133637), (357, 79733), (497, 57273), (1123, 25347), (1207, 23583), (1491, 19091), (3369, 8449), (3621, 7861)]