289256878

素因数分解:

$2^1\times {\mathrm{23}}^1\times {\mathrm{647}}^1\times {\mathrm{9719}}^1$

素因数の和:10391

約数の個数: 16

約数和(自身を含む): 453496320

約数和(自身を除く): 164239442

約数列:

[1, 2, 23, 46, 647, 1294, 9719, 14881, 19438, 29762, 223537, 447074, 6288193, 12576386, 144628439, 289256878]

約数ペア:

[(1, 289256878), (2, 144628439), (23, 12576386), (46, 6288193), (647, 447074), (1294, 223537), (9719, 29762), (14881, 19438)]