1857842917

素因数分解:

$7^1\times {\mathrm{23}}^1\times {\mathrm{59}}^1\times {\mathrm{131}}^1\times {\mathrm{1493}}^1$

素因数の和:1713

約数の個数: 32

約数和(自身を含む): 2271836160

約数和(自身を除く): 413993243

約数列:

[1, 7, 23, 59, 131, 161, 413, 917, 1357, 1493, 3013, 7729, 9499, 10451, 21091, 34339, 54103, 88087, 177767, 195583, 240373, 616609, 1244369, 1369081, 2026001, 4498409, 11539397, 14182007, 31488863, 80775779, 265406131, 1857842917]

約数ペア:

[(1, 1857842917), (7, 265406131), (23, 80775779), (59, 31488863), (131, 14182007), (161, 11539397), (413, 4498409), (917, 2026001), (1357, 1369081), (1493, 1244369), (3013, 616609), (7729, 240373), (9499, 195583), (10451, 177767), (21091, 88087), (34339, 54103)]