638568056

素因数分解:

$2^3\times 7^1\times {\mathrm{101}}^1\times {\mathrm{112901}}^1$

素因数の和:113015

約数の個数: 32

約数和(自身を含む): 1381920480

約数和(自身を除く): 743352424

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 101, 202, 404, 707, 808, 1414, 2828, 5656, 112901, 225802, 451604, 790307, 903208, 1580614, 3161228, 6322456, 11403001, 22806002, 45612004, 79821007, 91224008, 159642014, 319284028, 638568056]

約数ペア:

[(1, 638568056), (2, 319284028), (4, 159642014), (7, 91224008), (8, 79821007), (14, 45612004), (28, 22806002), (56, 11403001), (101, 6322456), (202, 3161228), (404, 1580614), (707, 903208), (808, 790307), (1414, 451604), (2828, 225802), (5656, 112901)]