28696892

素因数分解:

$2^2\times 7^1\times {\mathrm{29}}^1\times {\mathrm{59}}^1\times {\mathrm{599}}^1$

素因数の和:698

約数の個数: 48

約数和(自身を含む): 60480000

約数和(自身を除く): 31783108

約数列:

[1, 2, 4, 7, 14, 28, 29, 58, 59, 116, 118, 203, 236, 406, 413, 599, 812, 826, 1198, 1652, 1711, 2396, 3422, 4193, 6844, 8386, 11977, 16772, 17371, 23954, 34742, 35341, 47908, 69484, 70682, 121597, 141364, 243194, 247387, 486388, 494774, 989548, 1024889, 2049778, 4099556, 7174223, 14348446, 28696892]

約数ペア:

[(1, 28696892), (2, 14348446), (4, 7174223), (7, 4099556), (14, 2049778), (28, 1024889), (29, 989548), (58, 494774), (59, 486388), (116, 247387), (118, 243194), (203, 141364), (236, 121597), (406, 70682), (413, 69484), (599, 47908), (812, 35341), (826, 34742), (1198, 23954), (1652, 17371), (1711, 16772), (2396, 11977), (3422, 8386), (4193, 6844)]