28637056

素因数分解:

$2^7\times 7^1\times {\mathrm{31}}^1\times {\mathrm{1031}}^1$

素因数の和:1083

約数の個数: 64

約数和(自身を含む): 67368960

約数和(自身を除く): 38731904

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 31, 32, 56, 62, 64, 112, 124, 128, 217, 224, 248, 434, 448, 496, 868, 896, 992, 1031, 1736, 1984, 2062, 3472, 3968, 4124, 6944, 7217, 8248, 13888, 14434, 16496, 27776, 28868, 31961, 32992, 57736, 63922, 65984, 115472, 127844, 131968, 223727, 230944, 255688, 447454, 461888, 511376, 894908, 923776, 1022752, 1789816, 2045504, 3579632, 4091008, 7159264, 14318528, 28637056]

約数ペア:

[(1, 28637056), (2, 14318528), (4, 7159264), (7, 4091008), (8, 3579632), (14, 2045504), (16, 1789816), (28, 1022752), (31, 923776), (32, 894908), (56, 511376), (62, 461888), (64, 447454), (112, 255688), (124, 230944), (128, 223727), (217, 131968), (224, 127844), (248, 115472), (434, 65984), (448, 63922), (496, 57736), (868, 32992), (896, 31961), (992, 28868), (1031, 27776), (1736, 16496), (1984, 14434), (2062, 13888), (3472, 8248), (3968, 7217), (4124, 6944)]