71749139

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{22727}}^1$

素因数の和:22786

約数の個数: 16

約数和(自身を含む): 91639296

約数和(自身を除く): 19890157

約数列:

[1, 7, 11, 41, 77, 287, 451, 3157, 22727, 159089, 249997, 931807, 1749979, 6522649, 10249877, 71749139]

約数ペア:

[(1, 71749139), (7, 10249877), (11, 6522649), (41, 1749979), (77, 931807), (287, 249997), (451, 159089), (3157, 22727)]