128841496

素因数分解:

$2^3\times 7^1\times {\mathrm{73}}^1\times {\mathrm{31517}}^1$

素因数の和:31603

約数の個数: 32

約数和(自身を含む): 279879840

約数和(自身を除く): 151038344

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 73, 146, 292, 511, 584, 1022, 2044, 4088, 31517, 63034, 126068, 220619, 252136, 441238, 882476, 1764952, 2300741, 4601482, 9202964, 16105187, 18405928, 32210374, 64420748, 128841496]

約数ペア:

[(1, 128841496), (2, 64420748), (4, 32210374), (7, 18405928), (8, 16105187), (14, 9202964), (28, 4601482), (56, 2300741), (73, 1764952), (146, 882476), (292, 441238), (511, 252136), (584, 220619), (1022, 126068), (2044, 63034), (4088, 31517)]