221468716

素因数分解:

$2^2\times 7^1\times {\mathrm{41}}^1\times {\mathrm{192917}}^1$

素因数の和:192969

約数の個数: 24

約数和(自身を含む): 453743136

約数和(自身を除く): 232274420

約数列:

[1, 2, 4, 7, 14, 28, 41, 82, 164, 287, 574, 1148, 192917, 385834, 771668, 1350419, 2700838, 5401676, 7909597, 15819194, 31638388, 55367179, 110734358, 221468716]

約数ペア:

[(1, 221468716), (2, 110734358), (4, 55367179), (7, 31638388), (14, 15819194), (28, 7909597), (41, 5401676), (82, 2700838), (164, 1350419), (287, 771668), (574, 385834), (1148, 192917)]