289119344

素因数分解:

$2^4\times {\mathrm{1321}}^1\times {\mathrm{13679}}^1$

素因数の和:15008

約数の個数: 20

約数和(自身を含む): 560633760

約数和(自身を除く): 271514416

約数列:

[1, 2, 4, 8, 16, 1321, 2642, 5284, 10568, 13679, 21136, 27358, 54716, 109432, 218864, 18069959, 36139918, 72279836, 144559672, 289119344]

約数ペア:

[(1, 289119344), (2, 144559672), (4, 72279836), (8, 36139918), (16, 18069959), (1321, 218864), (2642, 109432), (5284, 54716), (10568, 27358), (13679, 21136)]