258679232

素因数分解:

$2^6\times 7^2\times {\mathrm{82487}}^1$

素因数の和:82513

約数の個数: 42

約数和(自身を含む): 597130632

約数和(自身を除く): 338451400

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 49, 56, 64, 98, 112, 196, 224, 392, 448, 784, 1568, 3136, 82487, 164974, 329948, 577409, 659896, 1154818, 1319792, 2309636, 2639584, 4041863, 4619272, 5279168, 8083726, 9238544, 16167452, 18477088, 32334904, 36954176, 64669808, 129339616, 258679232]

約数ペア:

[(1, 258679232), (2, 129339616), (4, 64669808), (7, 36954176), (8, 32334904), (14, 18477088), (16, 16167452), (28, 9238544), (32, 8083726), (49, 5279168), (56, 4619272), (64, 4041863), (98, 2639584), (112, 2309636), (196, 1319792), (224, 1154818), (392, 659896), (448, 577409), (784, 329948), (1568, 164974), (3136, 82487)]