768844

素因数分解:

$2^2\times {\mathrm{23}}^1\times {\mathrm{61}}^1\times {\mathrm{137}}^1$

素因数の和:225

約数の個数: 24

約数和(自身を含む): 1437408

約数和(自身を除く): 668564

約数列:

[1, 2, 4, 23, 46, 61, 92, 122, 137, 244, 274, 548, 1403, 2806, 3151, 5612, 6302, 8357, 12604, 16714, 33428, 192211, 384422, 768844]

約数ペア:

[(1, 768844), (2, 384422), (4, 192211), (23, 33428), (46, 16714), (61, 12604), (92, 8357), (122, 6302), (137, 5612), (244, 3151), (274, 2806), (548, 1403)]