28692447

素因数分解:

$3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{179}}^1\times {\mathrm{449}}^1$

素因数の和:655

約数の個数: 32

約数和(自身を含む): 46656000

約数和(自身を除く): 17963553

約数列:

[1, 3, 7, 17, 21, 51, 119, 179, 357, 449, 537, 1253, 1347, 3043, 3143, 3759, 7633, 9129, 9429, 21301, 22899, 53431, 63903, 80371, 160293, 241113, 562597, 1366307, 1687791, 4098921, 9564149, 28692447]

約数ペア:

[(1, 28692447), (3, 9564149), (7, 4098921), (17, 1687791), (21, 1366307), (51, 562597), (119, 241113), (179, 160293), (357, 80371), (449, 63903), (537, 53431), (1253, 22899), (1347, 21301), (3043, 9429), (3143, 9129), (3759, 7633)]