221959078

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{257}}^1\times {\mathrm{1061}}^1$

素因数の和:1368

約数の個数: 32

約数和(自身を含む): 374826528

約数和(自身を除く): 152867450

約数列:

[1, 2, 11, 22, 37, 74, 257, 407, 514, 814, 1061, 2122, 2827, 5654, 9509, 11671, 19018, 23342, 39257, 78514, 104599, 209198, 272677, 431827, 545354, 863654, 2999447, 5998894, 10089049, 20178098, 110979539, 221959078]

約数ペア:

[(1, 221959078), (2, 110979539), (11, 20178098), (22, 10089049), (37, 5998894), (74, 2999447), (257, 863654), (407, 545354), (514, 431827), (814, 272677), (1061, 209198), (2122, 104599), (2827, 78514), (5654, 39257), (9509, 23342), (11671, 19018)]