49821561

素因数分解:

$3^5\times {\mathrm{421}}^1\times {\mathrm{487}}^1$

素因数の和:923

約数の個数: 24

約数和(自身を含む): 74960704

約数和(自身を除く): 25139143

約数列:

[1, 3, 9, 27, 81, 243, 421, 487, 1263, 1461, 3789, 4383, 11367, 13149, 34101, 39447, 102303, 118341, 205027, 615081, 1845243, 5535729, 16607187, 49821561]

約数ペア:

[(1, 49821561), (3, 16607187), (9, 5535729), (27, 1845243), (81, 615081), (243, 205027), (421, 118341), (487, 102303), (1263, 39447), (1461, 34101), (3789, 13149), (4383, 11367)]