199355906

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{89}}^1\times {\mathrm{65881}}^1$

素因数の和:65989

約数の個数: 16

約数和(自身を含む): 320186520

約数和(自身を除く): 120830614

約数列:

[1, 2, 17, 34, 89, 178, 1513, 3026, 65881, 131762, 1119977, 2239954, 5863409, 11726818, 99677953, 199355906]

約数ペア:

[(1, 199355906), (2, 99677953), (17, 11726818), (34, 5863409), (89, 2239954), (178, 1119977), (1513, 131762), (3026, 65881)]