289185578

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{13291}}^1$

素因数の和:13370

約数の個数: 32

約数和(自身を含む): 505308672

約数和(自身を除く): 216123094

約数列:

[1, 2, 11, 22, 23, 43, 46, 86, 253, 473, 506, 946, 989, 1978, 10879, 13291, 21758, 26582, 146201, 292402, 305693, 571513, 611386, 1143026, 3362623, 6286643, 6725246, 12573286, 13144799, 26289598, 144592789, 289185578]

約数ペア:

[(1, 289185578), (2, 144592789), (11, 26289598), (22, 13144799), (23, 12573286), (43, 6725246), (46, 6286643), (86, 3362623), (253, 1143026), (473, 611386), (506, 571513), (946, 305693), (989, 292402), (1978, 146201), (10879, 26582), (13291, 21758)]