78538245

素因数分解:

$3^1\times 5^1\times {\mathrm{79}}^1\times {\mathrm{191}}^1\times {\mathrm{347}}^1$

素因数の和:625

約数の個数: 32

約数和(自身を含む): 128286720

約数和(自身を除く): 49748475

約数列:

[1, 3, 5, 15, 79, 191, 237, 347, 395, 573, 955, 1041, 1185, 1735, 2865, 5205, 15089, 27413, 45267, 66277, 75445, 82239, 137065, 198831, 226335, 331385, 411195, 994155, 5235883, 15707649, 26179415, 78538245]

約数ペア:

[(1, 78538245), (3, 26179415), (5, 15707649), (15, 5235883), (79, 994155), (191, 411195), (237, 331385), (347, 226335), (395, 198831), (573, 137065), (955, 82239), (1041, 75445), (1185, 66277), (1735, 45267), (2865, 27413), (5205, 15089)]