261914128

素因数分解:

$2^4\times 7^1\times {\mathrm{53}}^1\times {\mathrm{44123}}^1$

素因数の和:44191

約数の個数: 40

約数和(自身を含む): 590908608

約数和(自身を除く): 328994480

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 53, 56, 106, 112, 212, 371, 424, 742, 848, 1484, 2968, 5936, 44123, 88246, 176492, 308861, 352984, 617722, 705968, 1235444, 2338519, 2470888, 4677038, 4941776, 9354076, 16369633, 18708152, 32739266, 37416304, 65478532, 130957064, 261914128]

約数ペア:

[(1, 261914128), (2, 130957064), (4, 65478532), (7, 37416304), (8, 32739266), (14, 18708152), (16, 16369633), (28, 9354076), (53, 4941776), (56, 4677038), (106, 2470888), (112, 2338519), (212, 1235444), (371, 705968), (424, 617722), (742, 352984), (848, 308861), (1484, 176492), (2968, 88246), (5936, 44123)]