197311979

素因数分解:

${\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{641}}^1\times {\mathrm{953}}^1$

素因数の和:1630

約数の個数: 16

約数和(自身を含む): 220488480

約数和(自身を除く): 23176501

約数列:

[1, 17, 19, 323, 641, 953, 10897, 12179, 16201, 18107, 207043, 307819, 610873, 10384841, 11606587, 197311979]

約数ペア:

[(1, 197311979), (17, 11606587), (19, 10384841), (323, 610873), (641, 307819), (953, 207043), (10897, 18107), (12179, 16201)]