254278862

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{571}}^1\times {\mathrm{11719}}^1$

素因数の和:12311

約数の個数: 16

約数和(自身を含む): 402230400

約数和(自身を除く): 147951538

約数列:

[1, 2, 19, 38, 571, 1142, 10849, 11719, 21698, 23438, 222661, 445322, 6691549, 13383098, 127139431, 254278862]

約数ペア:

[(1, 254278862), (2, 127139431), (19, 13383098), (38, 6691549), (571, 445322), (1142, 222661), (10849, 23438), (11719, 21698)]