1218164998

素因数分解:

$2^1\times {\mathrm{61}}^1\times {\mathrm{887}}^1\times {\mathrm{11257}}^1$

素因数の和:12207

約数の個数: 16

約数和(自身を含む): 1859461344

約数和(自身を除く): 641296346

約数列:

[1, 2, 61, 122, 887, 1774, 11257, 22514, 54107, 108214, 686677, 1373354, 9984959, 19969918, 609082499, 1218164998]

約数ペア:

[(1, 1218164998), (2, 609082499), (61, 19969918), (122, 9984959), (887, 1373354), (1774, 686677), (11257, 108214), (22514, 54107)]