27781458

素因数分解:

$2^1\times 3^1\times {\mathrm{19}}^1\times {\mathrm{379}}^1\times {\mathrm{643}}^1$

素因数の和:1046

約数の個数: 32

約数和(自身を含む): 58732800

約数和(自身を除く): 30951342

約数列:

[1, 2, 3, 6, 19, 38, 57, 114, 379, 643, 758, 1137, 1286, 1929, 2274, 3858, 7201, 12217, 14402, 21603, 24434, 36651, 43206, 73302, 243697, 487394, 731091, 1462182, 4630243, 9260486, 13890729, 27781458]

約数ペア:

[(1, 27781458), (2, 13890729), (3, 9260486), (6, 4630243), (19, 1462182), (38, 731091), (57, 487394), (114, 243697), (379, 73302), (643, 43206), (758, 36651), (1137, 24434), (1286, 21603), (1929, 14402), (2274, 12217), (3858, 7201)]