131316992

素因数分解:

$2^8\times {\mathrm{31}}^1\times {\mathrm{16547}}^1$

素因数の和:16594

約数の個数: 36

約数和(自身を含む): 270592896

約数和(自身を除く): 139275904

約数列:

[1, 2, 4, 8, 16, 31, 32, 62, 64, 124, 128, 248, 256, 496, 992, 1984, 3968, 7936, 16547, 33094, 66188, 132376, 264752, 512957, 529504, 1025914, 1059008, 2051828, 2118016, 4103656, 4236032, 8207312, 16414624, 32829248, 65658496, 131316992]

約数ペア:

[(1, 131316992), (2, 65658496), (4, 32829248), (8, 16414624), (16, 8207312), (31, 4236032), (32, 4103656), (62, 2118016), (64, 2051828), (124, 1059008), (128, 1025914), (248, 529504), (256, 512957), (496, 264752), (992, 132376), (1984, 66188), (3968, 33094), (7936, 16547)]