1808432845

素因数分解:

$5^1\times {\mathrm{23}}^1\times {\mathrm{67}}^1\times {\mathrm{79}}^1\times {\mathrm{2971}}^1$

素因数の和:3145

約数の個数: 32

約数和(自身を含む): 2328145920

約数和(自身を除く): 519713075

約数列:

[1, 5, 23, 67, 79, 115, 335, 395, 1541, 1817, 2971, 5293, 7705, 9085, 14855, 26465, 68333, 121739, 199057, 234709, 341665, 608695, 995285, 1173545, 4578311, 5398307, 15725503, 22891555, 26991535, 78627515, 361686569, 1808432845]

約数ペア:

[(1, 1808432845), (5, 361686569), (23, 78627515), (67, 26991535), (79, 22891555), (115, 15725503), (335, 5398307), (395, 4578311), (1541, 1173545), (1817, 995285), (2971, 608695), (5293, 341665), (7705, 234709), (9085, 199057), (14855, 121739), (26465, 68333)]