255997504

素因数分解:

$2^6\times 7^1\times {\mathrm{31}}^1\times {\mathrm{18433}}^1$

素因数の和:18483

約数の個数: 56

約数和(自身を含む): 599326208

約数和(自身を除く): 343328704

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 31, 32, 56, 62, 64, 112, 124, 217, 224, 248, 434, 448, 496, 868, 992, 1736, 1984, 3472, 6944, 13888, 18433, 36866, 73732, 129031, 147464, 258062, 294928, 516124, 571423, 589856, 1032248, 1142846, 1179712, 2064496, 2285692, 3999961, 4128992, 4571384, 7999922, 8257984, 9142768, 15999844, 18285536, 31999688, 36571072, 63999376, 127998752, 255997504]

約数ペア:

[(1, 255997504), (2, 127998752), (4, 63999376), (7, 36571072), (8, 31999688), (14, 18285536), (16, 15999844), (28, 9142768), (31, 8257984), (32, 7999922), (56, 4571384), (62, 4128992), (64, 3999961), (112, 2285692), (124, 2064496), (217, 1179712), (224, 1142846), (248, 1032248), (434, 589856), (448, 571423), (496, 516124), (868, 294928), (992, 258062), (1736, 147464), (1984, 129031), (3472, 73732), (6944, 36866), (13888, 18433)]