401996881

素因数分解:

${\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{151}}^1\times {\mathrm{18617}}^1$

素因数の和:18792

約数の個数: 16

約数和(自身を含む): 475429248

約数和(自身を除く): 73432367

約数列:

[1, 11, 13, 143, 151, 1661, 1963, 18617, 21593, 204787, 242021, 2662231, 2811167, 30922837, 36545171, 401996881]

約数ペア:

[(1, 401996881), (11, 36545171), (13, 30922837), (143, 2811167), (151, 2662231), (1661, 242021), (1963, 204787), (18617, 21593)]