138417290

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{43391}}^1$

素因数の和:43438

約数の個数: 32

約数和(自身を含む): 281180160

約数和(自身を除く): 142762870

約数列:

[1, 2, 5, 10, 11, 22, 29, 55, 58, 110, 145, 290, 319, 638, 1595, 3190, 43391, 86782, 216955, 433910, 477301, 954602, 1258339, 2386505, 2516678, 4773010, 6291695, 12583390, 13841729, 27683458, 69208645, 138417290]

約数ペア:

[(1, 138417290), (2, 69208645), (5, 27683458), (10, 13841729), (11, 12583390), (22, 6291695), (29, 4773010), (55, 2516678), (58, 2386505), (110, 1258339), (145, 954602), (290, 477301), (319, 433910), (638, 216955), (1595, 86782), (3190, 43391)]