7628523

素因数分解:

$3^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{59}}^1\times {\mathrm{131}}^1$

素因数の和:247

約数の個数: 32

約数和(自身を含む): 12165120

約数和(自身を除く): 4536597

約数列:

[1, 3, 7, 21, 47, 59, 131, 141, 177, 329, 393, 413, 917, 987, 1239, 2751, 2773, 6157, 7729, 8319, 18471, 19411, 23187, 43099, 54103, 58233, 129297, 162309, 363263, 1089789, 2542841, 7628523]

約数ペア:

[(1, 7628523), (3, 2542841), (7, 1089789), (21, 363263), (47, 162309), (59, 129297), (131, 58233), (141, 54103), (177, 43099), (329, 23187), (393, 19411), (413, 18471), (917, 8319), (987, 7729), (1239, 6157), (2751, 2773)]