138203487

素因数分解:

$3^2\times {\mathrm{31}}^1\times {\mathrm{379}}^1\times {\mathrm{1307}}^1$

素因数の和:1723

約数の個数: 24

約数和(自身を含む): 206768640

約数和(自身を除く): 68565153

約数列:

[1, 3, 9, 31, 93, 279, 379, 1137, 1307, 3411, 3921, 11749, 11763, 35247, 40517, 105741, 121551, 364653, 495353, 1486059, 4458177, 15355943, 46067829, 138203487]

約数ペア:

[(1, 138203487), (3, 46067829), (9, 15355943), (31, 4458177), (93, 1486059), (279, 495353), (379, 364653), (1137, 121551), (1307, 105741), (3411, 40517), (3921, 35247), (11749, 11763)]