2557397272

素因数分解:

$2^3\times {\mathrm{263}}^1\times {\mathrm{521}}^1\times {\mathrm{2333}}^1$

素因数の和:3123

約数の個数: 32

約数和(自身を含む): 4824658080

約数和(自身を除く): 2267260808

約数列:

[1, 2, 4, 8, 263, 521, 526, 1042, 1052, 2084, 2104, 2333, 4168, 4666, 9332, 18664, 137023, 274046, 548092, 613579, 1096184, 1215493, 1227158, 2430986, 2454316, 4861972, 4908632, 9723944, 319674659, 639349318, 1278698636, 2557397272]

約数ペア:

[(1, 2557397272), (2, 1278698636), (4, 639349318), (8, 319674659), (263, 9723944), (521, 4908632), (526, 4861972), (1042, 2454316), (1052, 2430986), (2084, 1227158), (2104, 1215493), (2333, 1096184), (4168, 613579), (4666, 548092), (9332, 274046), (18664, 137023)]