128435582

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{137}}^1\times {\mathrm{991}}^1$

素因数の和:1184

約数の個数: 32

約数和(自身を含む): 216843264

約数和(自身を除く): 88407682

約数列:

[1, 2, 11, 22, 43, 86, 137, 274, 473, 946, 991, 1507, 1982, 3014, 5891, 10901, 11782, 21802, 42613, 64801, 85226, 129602, 135767, 271534, 468743, 937486, 1493437, 2986874, 5837981, 11675962, 64217791, 128435582]

約数ペア:

[(1, 128435582), (2, 64217791), (11, 11675962), (22, 5837981), (43, 2986874), (86, 1493437), (137, 937486), (274, 468743), (473, 271534), (946, 135767), (991, 129602), (1507, 85226), (1982, 64801), (3014, 42613), (5891, 21802), (10901, 11782)]