997740688

素因数分解:

$2^4\times 7^1\times {\mathrm{53}}^1\times {\mathrm{168083}}^1$

素因数の和:168151

約数の個数: 40

約数和(自身を含む): 2250980928

約数和(自身を除く): 1253240240

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 53, 56, 106, 112, 212, 371, 424, 742, 848, 1484, 2968, 5936, 168083, 336166, 672332, 1176581, 1344664, 2353162, 2689328, 4706324, 8908399, 9412648, 17816798, 18825296, 35633596, 62358793, 71267192, 124717586, 142534384, 249435172, 498870344, 997740688]

約数ペア:

[(1, 997740688), (2, 498870344), (4, 249435172), (7, 142534384), (8, 124717586), (14, 71267192), (16, 62358793), (28, 35633596), (53, 18825296), (56, 17816798), (106, 9412648), (112, 8908399), (212, 4706324), (371, 2689328), (424, 2353162), (742, 1344664), (848, 1176581), (1484, 672332), (2968, 336166), (5936, 168083)]