131401568

素因数分解:

$2^5\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{12713}}^1$

素因数の和:12759

約数の個数: 48

約数和(自身を含む): 288353520

約数和(自身を除く): 156951952

約数列:

[1, 2, 4, 8, 16, 17, 19, 32, 34, 38, 68, 76, 136, 152, 272, 304, 323, 544, 608, 646, 1292, 2584, 5168, 10336, 12713, 25426, 50852, 101704, 203408, 216121, 241547, 406816, 432242, 483094, 864484, 966188, 1728968, 1932376, 3457936, 3864752, 4106299, 6915872, 7729504, 8212598, 16425196, 32850392, 65700784, 131401568]

約数ペア:

[(1, 131401568), (2, 65700784), (4, 32850392), (8, 16425196), (16, 8212598), (17, 7729504), (19, 6915872), (32, 4106299), (34, 3864752), (38, 3457936), (68, 1932376), (76, 1728968), (136, 966188), (152, 864484), (272, 483094), (304, 432242), (323, 406816), (544, 241547), (608, 216121), (646, 203408), (1292, 101704), (2584, 50852), (5168, 25426), (10336, 12713)]