128766558

素因数分解:

$2^1\times 3^1\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{19853}}^1$

素因数の和:19928

約数の個数: 32

約数和(自身を含む): 274461696

約数和(自身を除く): 145695138

約数列:

[1, 2, 3, 6, 23, 46, 47, 69, 94, 138, 141, 282, 1081, 2162, 3243, 6486, 19853, 39706, 59559, 119118, 456619, 913238, 933091, 1369857, 1866182, 2739714, 2799273, 5598546, 21461093, 42922186, 64383279, 128766558]

約数ペア:

[(1, 128766558), (2, 64383279), (3, 42922186), (6, 21461093), (23, 5598546), (46, 2799273), (47, 2739714), (69, 1866182), (94, 1369857), (138, 933091), (141, 913238), (282, 456619), (1081, 119118), (2162, 59559), (3243, 39706), (6486, 19853)]