128582792

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{39883}}^1$

素因数の和:39933

約数の個数: 32

約数和(自身を含む): 268020480

約数和(自身を除く): 139437688

約数列:

[1, 2, 4, 8, 13, 26, 31, 52, 62, 104, 124, 248, 403, 806, 1612, 3224, 39883, 79766, 159532, 319064, 518479, 1036958, 1236373, 2073916, 2472746, 4147832, 4945492, 9890984, 16072849, 32145698, 64291396, 128582792]

約数ペア:

[(1, 128582792), (2, 64291396), (4, 32145698), (8, 16072849), (13, 9890984), (26, 4945492), (31, 4147832), (52, 2472746), (62, 2073916), (104, 1236373), (124, 1036958), (248, 518479), (403, 319064), (806, 159532), (1612, 79766), (3224, 39883)]