478439936

素因数分解:

$2^9\times {\mathrm{13}}^1\times {\mathrm{71881}}^1$

素因数の和:71912

約数の個数: 40

約数和(自身を含む): 1029494004

約数和(自身を除く): 551054068

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 64, 104, 128, 208, 256, 416, 512, 832, 1664, 3328, 6656, 71881, 143762, 287524, 575048, 934453, 1150096, 1868906, 2300192, 3737812, 4600384, 7475624, 9200768, 14951248, 18401536, 29902496, 36803072, 59804992, 119609984, 239219968, 478439936]

約数ペア:

[(1, 478439936), (2, 239219968), (4, 119609984), (8, 59804992), (13, 36803072), (16, 29902496), (26, 18401536), (32, 14951248), (52, 9200768), (64, 7475624), (104, 4600384), (128, 3737812), (208, 2300192), (256, 1868906), (416, 1150096), (512, 934453), (832, 575048), (1664, 287524), (3328, 143762), (6656, 71881)]