28887376

素因数分解:

$2^4\times 7^1\times {\mathrm{97}}^1\times {\mathrm{2659}}^1$

素因数の和:2771

約数の個数: 40

約数和(自身を含む): 64648640

約数和(自身を除く): 35761264

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 97, 112, 194, 388, 679, 776, 1358, 1552, 2659, 2716, 5318, 5432, 10636, 10864, 18613, 21272, 37226, 42544, 74452, 148904, 257923, 297808, 515846, 1031692, 1805461, 2063384, 3610922, 4126768, 7221844, 14443688, 28887376]

約数ペア:

[(1, 28887376), (2, 14443688), (4, 7221844), (7, 4126768), (8, 3610922), (14, 2063384), (16, 1805461), (28, 1031692), (56, 515846), (97, 297808), (112, 257923), (194, 148904), (388, 74452), (679, 42544), (776, 37226), (1358, 21272), (1552, 18613), (2659, 10864), (2716, 10636), (5318, 5432)]