247996911

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{103}}^1\times {\mathrm{797}}^1$

素因数の和:975

約数の個数: 32

約数和(自身を含む): 358525440

約数和(自身を除く): 110528529

約数列:

[1, 3, 19, 53, 57, 103, 159, 309, 797, 1007, 1957, 2391, 3021, 5459, 5871, 15143, 16377, 42241, 45429, 82091, 103721, 126723, 246273, 311163, 802579, 1559729, 2407737, 4350823, 4679187, 13052469, 82665637, 247996911]

約数ペア:

[(1, 247996911), (3, 82665637), (19, 13052469), (53, 4679187), (57, 4350823), (103, 2407737), (159, 1559729), (309, 802579), (797, 311163), (1007, 246273), (1957, 126723), (2391, 103721), (3021, 82091), (5459, 45429), (5871, 42241), (15143, 16377)]