257290086

素因数分解:

$2^1\times 3^1\times {\mathrm{103}}^1\times {\mathrm{457}}^1\times {\mathrm{911}}^1$

素因数の和:1476

約数の個数: 32

約数和(自身を含む): 521284608

約数和(自身を除く): 263994522

約数列:

[1, 2, 3, 6, 103, 206, 309, 457, 618, 911, 914, 1371, 1822, 2733, 2742, 5466, 47071, 93833, 94142, 141213, 187666, 281499, 282426, 416327, 562998, 832654, 1248981, 2497962, 42881681, 85763362, 128645043, 257290086]

約数ペア:

[(1, 257290086), (2, 128645043), (3, 85763362), (6, 42881681), (103, 2497962), (206, 1248981), (309, 832654), (457, 562998), (618, 416327), (911, 282426), (914, 281499), (1371, 187666), (1822, 141213), (2733, 94142), (2742, 93833), (5466, 47071)]