289463734

素因数分解:

$2^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{127}}^1\times {\mathrm{2293}}^1$

素因数の和:2500

約数の個数: 32

約数和(自身を含む): 507396096

約数和(自身を除く): 217932362

約数列:

[1, 2, 7, 14, 71, 127, 142, 254, 497, 889, 994, 1778, 2293, 4586, 9017, 16051, 18034, 32102, 63119, 126238, 162803, 291211, 325606, 582422, 1139621, 2038477, 2279242, 4076954, 20675981, 41351962, 144731867, 289463734]

約数ペア:

[(1, 289463734), (2, 144731867), (7, 41351962), (14, 20675981), (71, 4076954), (127, 2279242), (142, 2038477), (254, 1139621), (497, 582422), (889, 325606), (994, 291211), (1778, 162803), (2293, 126238), (4586, 63119), (9017, 32102), (16051, 18034)]