257300016

素因数分解:

$2^4\times 3^1\times {\mathrm{607}}^1\times {\mathrm{8831}}^1$

素因数の和:9449

約数の個数: 40

約数和(自身を含む): 665862144

約数和(自身を除く): 408562128

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 48, 607, 1214, 1821, 2428, 3642, 4856, 7284, 8831, 9712, 14568, 17662, 26493, 29136, 35324, 52986, 70648, 105972, 141296, 211944, 423888, 5360417, 10720834, 16081251, 21441668, 32162502, 42883336, 64325004, 85766672, 128650008, 257300016]

約数ペア:

[(1, 257300016), (2, 128650008), (3, 85766672), (4, 64325004), (6, 42883336), (8, 32162502), (12, 21441668), (16, 16081251), (24, 10720834), (48, 5360417), (607, 423888), (1214, 211944), (1821, 141296), (2428, 105972), (3642, 70648), (4856, 52986), (7284, 35324), (8831, 29136), (9712, 26493), (14568, 17662)]