251969984

素因数分解:

$2^6\times 7^1\times {\mathrm{31}}^1\times {\mathrm{18143}}^1$

素因数の和:18193

約数の個数: 56

約数和(自身を含む): 589897728

約数和(自身を除く): 337927744

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, 18143, 36286, 72572, 127001, 145144, 254002, 290288, 508004, 562433, 580576, 1016008, 1124866, 1161152, 2032016, 2249732, 3937031, 4064032, 4499464, 7874062, 8128064, 8998928, 15748124, 17997856, 31496248, 35995712, 62992496, 125984992, 251969984]

約数ペア:

[(1, 251969984), (2, 125984992), (4, 62992496), (7, 35995712), (8, 31496248), (14, 17997856), (16, 15748124), (28, 8998928), (31, 8128064), (32, 7874062), (56, 4499464), (62, 4064032), (64, 3937031), (112, 2249732), (124, 2032016), (217, 1161152), (224, 1124866), (248, 1016008), (434, 580576), (448, 562433), (496, 508004), (868, 290288), (992, 254002), (1736, 145144), (1984, 127001), (3472, 72572), (6944, 36286), (13888, 18143)]