80766

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{641}}^1$

素因数の和:656

約数の個数: 24

約数和(自身を含む): 200304

約数和(自身を除く): 119538

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 63, 126, 641, 1282, 1923, 3846, 4487, 5769, 8974, 11538, 13461, 26922, 40383, 80766]

約数ペア:

[(1, 80766), (2, 40383), (3, 26922), (6, 13461), (7, 11538), (9, 8974), (14, 5769), (18, 4487), (21, 3846), (42, 1923), (63, 1282), (126, 641)]