261724624

素因数分解:

$2^4\times 7^1\times {\mathrm{97}}^1\times {\mathrm{24091}}^1$

素因数の和:24203

約数の個数: 40

約数和(自身を含む): 585531968

約数和(自身を除く): 323807344

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 97, 112, 194, 388, 679, 776, 1358, 1552, 2716, 5432, 10864, 24091, 48182, 96364, 168637, 192728, 337274, 385456, 674548, 1349096, 2336827, 2698192, 4673654, 9347308, 16357789, 18694616, 32715578, 37389232, 65431156, 130862312, 261724624]

約数ペア:

[(1, 261724624), (2, 130862312), (4, 65431156), (7, 37389232), (8, 32715578), (14, 18694616), (16, 16357789), (28, 9347308), (56, 4673654), (97, 2698192), (112, 2336827), (194, 1349096), (388, 674548), (679, 385456), (776, 337274), (1358, 192728), (1552, 168637), (2716, 96364), (5432, 48182), (10864, 24091)]