254279318

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{223}}^1\times {\mathrm{811}}^1$

素因数の和:1092

約数の個数: 32

約数和(自身を含む): 414704640

約数和(自身を除く): 160425322

約数列:

[1, 2, 19, 37, 38, 74, 223, 446, 703, 811, 1406, 1622, 4237, 8251, 8474, 15409, 16502, 30007, 30818, 60014, 156769, 180853, 313538, 361706, 570133, 1140266, 3436207, 6691561, 6872414, 13383122, 127139659, 254279318]

約数ペア:

[(1, 254279318), (2, 127139659), (19, 13383122), (37, 6872414), (38, 6691561), (74, 3436207), (223, 1140266), (446, 570133), (703, 361706), (811, 313538), (1406, 180853), (1622, 156769), (4237, 60014), (8251, 30818), (8474, 30007), (15409, 16502)]