978172707

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{79}}^1\times {\mathrm{107}}^1\times {\mathrm{2269}}^1$

素因数の和:2475

約数の個数: 32

約数和(自身を含む): 1412121600

約数和(自身を除く): 433948893

約数列:

[1, 3, 17, 51, 79, 107, 237, 321, 1343, 1819, 2269, 4029, 5457, 6807, 8453, 25359, 38573, 115719, 143701, 179251, 242783, 431103, 537753, 728349, 3047267, 4127311, 9141801, 12381933, 19179857, 57539571, 326057569, 978172707]

約数ペア:

[(1, 978172707), (3, 326057569), (17, 57539571), (51, 19179857), (79, 12381933), (107, 9141801), (237, 4127311), (321, 3047267), (1343, 728349), (1819, 537753), (2269, 431103), (4029, 242783), (5457, 179251), (6807, 143701), (8453, 115719), (25359, 38573)]