211601397

素因数分解:

$3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{397}}^1\times {\mathrm{1493}}^1$

素因数の和:1917

約数の個数: 32

約数和(自身を含む): 342496512

約数和(自身を除く): 130895115

約数列:

[1, 3, 7, 17, 21, 51, 119, 357, 397, 1191, 1493, 2779, 4479, 6749, 8337, 10451, 20247, 25381, 31353, 47243, 76143, 141729, 177667, 533001, 592721, 1778163, 4149047, 10076257, 12447141, 30228771, 70533799, 211601397]

約数ペア:

[(1, 211601397), (3, 70533799), (7, 30228771), (17, 12447141), (21, 10076257), (51, 4149047), (119, 1778163), (357, 592721), (397, 533001), (1191, 177667), (1493, 141729), (2779, 76143), (4479, 47243), (6749, 31353), (8337, 25381), (10451, 20247)]