80947818

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{47}}^1\times {\mathrm{13669}}^1$

素因数の和:13731

約数の個数: 48

約数和(自身を含む): 204721920

約数和(自身を除く): 123774102

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 47, 63, 94, 126, 141, 282, 329, 423, 658, 846, 987, 1974, 2961, 5922, 13669, 27338, 41007, 82014, 95683, 123021, 191366, 246042, 287049, 574098, 642443, 861147, 1284886, 1722294, 1927329, 3854658, 4497101, 5781987, 8994202, 11563974, 13491303, 26982606, 40473909, 80947818]

約数ペア:

[(1, 80947818), (2, 40473909), (3, 26982606), (6, 13491303), (7, 11563974), (9, 8994202), (14, 5781987), (18, 4497101), (21, 3854658), (42, 1927329), (47, 1722294), (63, 1284886), (94, 861147), (126, 642443), (141, 574098), (282, 287049), (329, 246042), (423, 191366), (658, 123021), (846, 95683), (987, 82014), (1974, 41007), (2961, 27338), (5922, 13669)]