1388973746

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{103}}^1\times {\mathrm{396623}}^1$

素因数の和:396745

約数の個数: 16

約数和(自身を含む): 2227440384

約数和(自身を除く): 838466638

約数列:

[1, 2, 17, 34, 103, 206, 1751, 3502, 396623, 793246, 6742591, 13485182, 40852169, 81704338, 694486873, 1388973746]

約数ペア:

[(1, 1388973746), (2, 694486873), (17, 81704338), (34, 40852169), (103, 13485182), (206, 6742591), (1751, 793246), (3502, 396623)]