139156976

素因数分解:

$2^4\times 7^1\times {\mathrm{97}}^1\times {\mathrm{12809}}^1$

素因数の和:12921

約数の個数: 40

約数和(自身を含む): 311334240

約数和(自身を除く): 172177264

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 97, 112, 194, 388, 679, 776, 1358, 1552, 2716, 5432, 10864, 12809, 25618, 51236, 89663, 102472, 179326, 204944, 358652, 717304, 1242473, 1434608, 2484946, 4969892, 8697311, 9939784, 17394622, 19879568, 34789244, 69578488, 139156976]

約数ペア:

[(1, 139156976), (2, 69578488), (4, 34789244), (7, 19879568), (8, 17394622), (14, 9939784), (16, 8697311), (28, 4969892), (56, 2484946), (97, 1434608), (112, 1242473), (194, 717304), (388, 358652), (679, 204944), (776, 179326), (1358, 102472), (1552, 89663), (2716, 51236), (5432, 25618), (10864, 12809)]