121815988

素因数分解:

$2^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{3793}}^1$

素因数の和:3872

約数の個数: 48

約数和(自身を含む): 258356224

約数和(自身を除く): 136540236

約数列:

[1, 2, 4, 7, 14, 28, 31, 37, 62, 74, 124, 148, 217, 259, 434, 518, 868, 1036, 1147, 2294, 3793, 4588, 7586, 8029, 15172, 16058, 26551, 32116, 53102, 106204, 117583, 140341, 235166, 280682, 470332, 561364, 823081, 982387, 1646162, 1964774, 3292324, 3929548, 4350571, 8701142, 17402284, 30453997, 60907994, 121815988]

約数ペア:

[(1, 121815988), (2, 60907994), (4, 30453997), (7, 17402284), (14, 8701142), (28, 4350571), (31, 3929548), (37, 3292324), (62, 1964774), (74, 1646162), (124, 982387), (148, 823081), (217, 561364), (259, 470332), (434, 280682), (518, 235166), (868, 140341), (1036, 117583), (1147, 106204), (2294, 53102), (3793, 32116), (4588, 26551), (7586, 16058), (8029, 15172)]