201616939713

素因数分解:

$3^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{157390273}}^1$

素因数の和:157390344

約数の個数: 16

約数和(自身を含む): 312262303616

約数和(自身を除く): 110645363903

約数列:

[1, 3, 7, 21, 61, 183, 427, 1281, 157390273, 472170819, 1101731911, 3305195733, 9600806653, 28802419959, 67205646571, 201616939713]

約数ペア:

[(1, 201616939713), (3, 67205646571), (7, 28802419959), (21, 9600806653), (61, 3305195733), (183, 1101731911), (427, 472170819), (1281, 157390273)]