289744862

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{137}}^1\times {\mathrm{251}}^1\times {\mathrm{383}}^1$

素因数の和:784

約数の個数: 32

約数和(自身を含む): 480743424

約数和(自身を除く): 190998562

約数列:

[1, 2, 11, 22, 137, 251, 274, 383, 502, 766, 1507, 2761, 3014, 4213, 5522, 8426, 34387, 52471, 68774, 96133, 104942, 192266, 378257, 577181, 756514, 1057463, 1154362, 2114926, 13170221, 26340442, 144872431, 289744862]

約数ペア:

[(1, 289744862), (2, 144872431), (11, 26340442), (22, 13170221), (137, 2114926), (251, 1154362), (274, 1057463), (383, 756514), (502, 577181), (766, 378257), (1507, 192266), (2761, 104942), (3014, 96133), (4213, 68774), (5522, 52471), (8426, 34387)]