989991013535

素因数分解:

$5^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{5827}}^1\times {\mathrm{47657}}^1$

素因数の和:53543

約数の個数: 32

約数和(自身を含む): 1279875796992

約数和(自身を除く): 289884783457

約数列:

[1, 5, 23, 31, 115, 155, 713, 3565, 5827, 29135, 47657, 134021, 180637, 238285, 670105, 903185, 1096111, 1477367, 4154651, 5480555, 7386835, 20773255, 33979441, 169897205, 277697339, 1388486695, 6387038797, 8608617509, 31935193985, 43043087545, 197998202707, 989991013535]

約数ペア:

[(1, 989991013535), (5, 197998202707), (23, 43043087545), (31, 31935193985), (115, 8608617509), (155, 6387038797), (713, 1388486695), (3565, 277697339), (5827, 169897205), (29135, 33979441), (47657, 20773255), (134021, 7386835), (180637, 5480555), (238285, 4154651), (670105, 1477367), (903185, 1096111)]