1978956

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{7853}}^1$

素因数の和:7870

約数の個数: 36

約数和(自身を含む): 5717712

約数和(自身を除く): 3738756

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 63, 84, 126, 252, 7853, 15706, 23559, 31412, 47118, 54971, 70677, 94236, 109942, 141354, 164913, 219884, 282708, 329826, 494739, 659652, 989478, 1978956]

約数ペア:

[(1, 1978956), (2, 989478), (3, 659652), (4, 494739), (6, 329826), (7, 282708), (9, 219884), (12, 164913), (14, 141354), (18, 109942), (21, 94236), (28, 70677), (36, 54971), (42, 47118), (63, 31412), (84, 23559), (126, 15706), (252, 7853)]