210987639

素因数分解:

$3^3\times {\mathrm{1217}}^1\times {\mathrm{6421}}^1$

素因数の和:7647

約数の個数: 16

約数和(自身を含む): 312879840

約数和(自身を除く): 101892201

約数列:

[1, 3, 9, 27, 1217, 3651, 6421, 10953, 19263, 32859, 57789, 173367, 7814357, 23443071, 70329213, 210987639]

約数ペア:

[(1, 210987639), (3, 70329213), (9, 23443071), (27, 7814357), (1217, 173367), (3651, 57789), (6421, 32859), (10953, 19263)]