256032257

素因数分解:

${\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{877}}^1\times {\mathrm{1321}}^1$

素因数の和:2228

約数の個数: 16

約数和(自身を含む): 292500432

約数和(自身を除く): 36468175

約数列:

[1, 13, 17, 221, 877, 1321, 11401, 14909, 17173, 22457, 193817, 291941, 1158517, 15060721, 19694789, 256032257]

約数ペア:

[(1, 256032257), (13, 19694789), (17, 15060721), (221, 1158517), (877, 291941), (1321, 193817), (11401, 22457), (14909, 17173)]