208657078

素因数分解:

$2^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{179}}^1\times {\mathrm{1571}}^1$

素因数の和:1812

約数の個数: 32

約数和(自身を含む): 366716160

約数和(自身を除く): 158059082

約数列:

[1, 2, 7, 14, 53, 106, 179, 358, 371, 742, 1253, 1571, 2506, 3142, 9487, 10997, 18974, 21994, 66409, 83263, 132818, 166526, 281209, 562418, 582841, 1165682, 1968463, 3936926, 14904077, 29808154, 104328539, 208657078]

約数ペア:

[(1, 208657078), (2, 104328539), (7, 29808154), (14, 14904077), (53, 3936926), (106, 1968463), (179, 1165682), (358, 582841), (371, 562418), (742, 281209), (1253, 166526), (1571, 132818), (2506, 83263), (3142, 66409), (9487, 21994), (10997, 18974)]