128992017

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{109}}^2$

素因数の和:286

約数の個数: 48

約数和(自身を含む): 221018112

約数和(自身を除く): 92026095

約数列:

[1, 3, 7, 11, 21, 33, 47, 77, 109, 141, 231, 327, 329, 517, 763, 987, 1199, 1551, 2289, 3597, 3619, 5123, 8393, 10857, 11881, 15369, 25179, 35643, 35861, 56353, 83167, 107583, 130691, 169059, 249501, 392073, 394471, 558407, 914837, 1183413, 1675221, 2744511, 3908849, 6142477, 11726547, 18427431, 42997339, 128992017]

約数ペア:

[(1, 128992017), (3, 42997339), (7, 18427431), (11, 11726547), (21, 6142477), (33, 3908849), (47, 2744511), (77, 1675221), (109, 1183413), (141, 914837), (231, 558407), (327, 394471), (329, 392073), (517, 249501), (763, 169059), (987, 130691), (1199, 107583), (1551, 83167), (2289, 56353), (3597, 35861), (3619, 35643), (5123, 25179), (8393, 15369), (10857, 11881)]