131199992

素因数分解:

$2^3\times 7^1\times {\mathrm{11}}^1\times {\mathrm{212987}}^1$

素因数の和:213011

約数の個数: 32

約数和(自身を含む): 306702720

約数和(自身を除く): 175502728

約数列:

[1, 2, 4, 7, 8, 11, 14, 22, 28, 44, 56, 77, 88, 154, 308, 616, 212987, 425974, 851948, 1490909, 1703896, 2342857, 2981818, 4685714, 5963636, 9371428, 11927272, 16399999, 18742856, 32799998, 65599996, 131199992]

約数ペア:

[(1, 131199992), (2, 65599996), (4, 32799998), (7, 18742856), (8, 16399999), (11, 11927272), (14, 9371428), (22, 5963636), (28, 4685714), (44, 2981818), (56, 2342857), (77, 1703896), (88, 1490909), (154, 851948), (308, 425974), (616, 212987)]