39890116

素因数分解:

$2^2\times 7^2\times {\mathrm{271}}^1\times {\mathrm{751}}^1$

素因数の和:1040

約数の個数: 36

約数和(自身を含む): 81613056

約数和(自身を除く): 41722940

約数列:

[1, 2, 4, 7, 14, 28, 49, 98, 196, 271, 542, 751, 1084, 1502, 1897, 3004, 3794, 5257, 7588, 10514, 13279, 21028, 26558, 36799, 53116, 73598, 147196, 203521, 407042, 814084, 1424647, 2849294, 5698588, 9972529, 19945058, 39890116]

約数ペア:

[(1, 39890116), (2, 19945058), (4, 9972529), (7, 5698588), (14, 2849294), (28, 1424647), (49, 814084), (98, 407042), (196, 203521), (271, 147196), (542, 73598), (751, 53116), (1084, 36799), (1502, 26558), (1897, 21028), (3004, 13279), (3794, 10514), (5257, 7588)]