128924148

素因数分解:

$2^2\times 3^1\times {\mathrm{43}}^1\times {\mathrm{249853}}^1$

素因数の和:249903

約数の個数: 24

約数和(自身を含む): 307820128

約数和(自身を除く): 178895980

約数列:

[1, 2, 3, 4, 6, 12, 43, 86, 129, 172, 258, 516, 249853, 499706, 749559, 999412, 1499118, 2998236, 10743679, 21487358, 32231037, 42974716, 64462074, 128924148]

約数ペア:

[(1, 128924148), (2, 64462074), (3, 42974716), (4, 32231037), (6, 21487358), (12, 10743679), (43, 2998236), (86, 1499118), (129, 999412), (172, 749559), (258, 499706), (516, 249853)]